Home / 11,642.43-17,463.95-5,555.28

Finding the Fourth Proportional to 11,642.43, 17,463.95 and 5,555.28

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Solution

The fourth proportional to 11,642.43, 17,463.95 and 5,555.28 is: 8,333.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,642.43 : 17,463.95 = 5,555.28 : x
  2. Step 2: Convert to fraction form
    11,642.43/17,463.95 = 5,555.28/x
  3. Step 3: Cross multiply
    11,642.43x = 17,463.95 × 5,555.28
  4. Step 4: Simplify right side
    11,642.43x = 97,017,221.95
  5. Step 5: Solve for x
    x = 97,017,221.95/11,642.43
  6. Step 6: Final answer
    x = 8,333.07

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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.