Home / 9,640.55-14,459.04-4,374.29

Finding the Fourth Proportional to 9,640.55, 14,459.04 and 4,374.29

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Solution

The fourth proportional to 9,640.55, 14,459.04 and 4,374.29 is: 6,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640.55 : 14,459.04 = 4,374.29 : x
  2. Step 2: Convert to fraction form
    9,640.55/14,459.04 = 4,374.29/x
  3. Step 3: Cross multiply
    9,640.55x = 14,459.04 × 4,374.29
  4. Step 4: Simplify right side
    9,640.55x = 63,247,961.79
  5. Step 5: Solve for x
    x = 63,247,961.79/9,640.55
  6. Step 6: Final answer
    x = 6,560.62

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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.