Home / 9,038.98-12,473.19-5,005.67

Finding the Fourth Proportional to 9,038.98, 12,473.19 and 5,005.67

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Solution

The fourth proportional to 9,038.98, 12,473.19 and 5,005.67 is: 6,907.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.98 : 12,473.19 = 5,005.67 : x
  2. Step 2: Convert to fraction form
    9,038.98/12,473.19 = 5,005.67/x
  3. Step 3: Cross multiply
    9,038.98x = 12,473.19 × 5,005.67
  4. Step 4: Simplify right side
    9,038.98x = 62,436,672.99
  5. Step 5: Solve for x
    x = 62,436,672.99/9,038.98
  6. Step 6: Final answer
    x = 6,907.49

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.