Home / 8,963.06-13,446.22-3,417.80

Finding the Fourth Proportional to 8,963.06, 13,446.22 and 3,417.80

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Solution

The fourth proportional to 8,963.06, 13,446.22 and 3,417.80 is: 5,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,963.06 : 13,446.22 = 3,417.80 : x
  2. Step 2: Convert to fraction form
    8,963.06/13,446.22 = 3,417.80/x
  3. Step 3: Cross multiply
    8,963.06x = 13,446.22 × 3,417.80
  4. Step 4: Simplify right side
    8,963.06x = 45,956,490.72
  5. Step 5: Solve for x
    x = 45,956,490.72/8,963.06
  6. Step 6: Final answer
    x = 5,127.32

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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.