Home / 9,437.40-14,156.09-4,237.20

Finding the Fourth Proportional to 9,437.40, 14,156.09 and 4,237.20

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Solution

The fourth proportional to 9,437.40, 14,156.09 and 4,237.20 is: 6,355.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.40 : 14,156.09 = 4,237.20 : x
  2. Step 2: Convert to fraction form
    9,437.40/14,156.09 = 4,237.20/x
  3. Step 3: Cross multiply
    9,437.40x = 14,156.09 × 4,237.20
  4. Step 4: Simplify right side
    9,437.40x = 59,982,184.55
  5. Step 5: Solve for x
    x = 59,982,184.55/9,437.40
  6. Step 6: Final answer
    x = 6,355.80

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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.