Home / 10,453.23-15,679.08-4,907.84

Finding the Fourth Proportional to 10,453.23, 15,679.08 and 4,907.84

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Solution

The fourth proportional to 10,453.23, 15,679.08 and 4,907.84 is: 7,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,453.23 : 15,679.08 = 4,907.84 : x
  2. Step 2: Convert to fraction form
    10,453.23/15,679.08 = 4,907.84/x
  3. Step 3: Cross multiply
    10,453.23x = 15,679.08 × 4,907.84
  4. Step 4: Simplify right side
    10,453.23x = 76,950,337.59
  5. Step 5: Solve for x
    x = 76,950,337.59/10,453.23
  6. Step 6: Final answer
    x = 7,361.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.