Home / 8,895.83-12,275.87-5,116.41

Finding the Fourth Proportional to 8,895.83, 12,275.87 and 5,116.41

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Solution

The fourth proportional to 8,895.83, 12,275.87 and 5,116.41 is: 7,060.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.83 : 12,275.87 = 5,116.41 : x
  2. Step 2: Convert to fraction form
    8,895.83/12,275.87 = 5,116.41/x
  3. Step 3: Cross multiply
    8,895.83x = 12,275.87 × 5,116.41
  4. Step 4: Simplify right side
    8,895.83x = 62,808,358.44
  5. Step 5: Solve for x
    x = 62,808,358.44/8,895.83
  6. Step 6: Final answer
    x = 7,060.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.