Home / 10,302.66-15,453.72-2,907.63

Finding the Fourth Proportional to 10,302.66, 15,453.72 and 2,907.63

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Solution

The fourth proportional to 10,302.66, 15,453.72 and 2,907.63 is: 4,361.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,302.66 : 15,453.72 = 2,907.63 : x
  2. Step 2: Convert to fraction form
    10,302.66/15,453.72 = 2,907.63/x
  3. Step 3: Cross multiply
    10,302.66x = 15,453.72 × 2,907.63
  4. Step 4: Simplify right side
    10,302.66x = 44,933,699.88
  5. Step 5: Solve for x
    x = 44,933,699.88/10,302.66
  6. Step 6: Final answer
    x = 4,361.37

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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.