Home / 9,981.10-14,955.45-6,276.70

Finding the Fourth Proportional to 9,981.10, 14,955.45 and 6,276.70

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Solution

The fourth proportional to 9,981.10, 14,955.45 and 6,276.70 is: 9,404.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,981.10 : 14,955.45 = 6,276.70 : x
  2. Step 2: Convert to fraction form
    9,981.10/14,955.45 = 6,276.70/x
  3. Step 3: Cross multiply
    9,981.10x = 14,955.45 × 6,276.70
  4. Step 4: Simplify right side
    9,981.10x = 93,870,873.02
  5. Step 5: Solve for x
    x = 93,870,873.02/9,981.10
  6. Step 6: Final answer
    x = 9,404.86

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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.