Home / 8,717.32-13,074.01-2,477.18

Finding the Fourth Proportional to 8,717.32, 13,074.01 and 2,477.18

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Solution

The fourth proportional to 8,717.32, 13,074.01 and 2,477.18 is: 3,715.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,717.32 : 13,074.01 = 2,477.18 : x
  2. Step 2: Convert to fraction form
    8,717.32/13,074.01 = 2,477.18/x
  3. Step 3: Cross multiply
    8,717.32x = 13,074.01 × 2,477.18
  4. Step 4: Simplify right side
    8,717.32x = 32,386,702.58
  5. Step 5: Solve for x
    x = 32,386,702.58/8,717.32
  6. Step 6: Final answer
    x = 3,715.21

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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.