Home / 10,641.40-15,956.52-4,792.96

Finding the Fourth Proportional to 10,641.40, 15,956.52 and 4,792.96

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Solution

The fourth proportional to 10,641.40, 15,956.52 and 4,792.96 is: 7,186.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.40 : 15,956.52 = 4,792.96 : x
  2. Step 2: Convert to fraction form
    10,641.40/15,956.52 = 4,792.96/x
  3. Step 3: Cross multiply
    10,641.40x = 15,956.52 × 4,792.96
  4. Step 4: Simplify right side
    10,641.40x = 76,478,962.10
  5. Step 5: Solve for x
    x = 76,478,962.10/10,641.40
  6. Step 6: Final answer
    x = 7,186.93

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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.