Home / 9,685.98-14,531.40-3,842.64

Finding the Fourth Proportional to 9,685.98, 14,531.40 and 3,842.64

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Solution

The fourth proportional to 9,685.98, 14,531.40 and 3,842.64 is: 5,764.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.98 : 14,531.40 = 3,842.64 : x
  2. Step 2: Convert to fraction form
    9,685.98/14,531.40 = 3,842.64/x
  3. Step 3: Cross multiply
    9,685.98x = 14,531.40 × 3,842.64
  4. Step 4: Simplify right side
    9,685.98x = 55,838,938.90
  5. Step 5: Solve for x
    x = 55,838,938.90/9,685.98
  6. Step 6: Final answer
    x = 5,764.92

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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.