Home / 10,418.28-14,376.65-5,701.65

Finding the Fourth Proportional to 10,418.28, 14,376.65 and 5,701.65

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Solution

The fourth proportional to 10,418.28, 14,376.65 and 5,701.65 is: 7,867.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,418.28 : 14,376.65 = 5,701.65 : x
  2. Step 2: Convert to fraction form
    10,418.28/14,376.65 = 5,701.65/x
  3. Step 3: Cross multiply
    10,418.28x = 14,376.65 × 5,701.65
  4. Step 4: Simplify right side
    10,418.28x = 81,970,626.47
  5. Step 5: Solve for x
    x = 81,970,626.47/10,418.28
  6. Step 6: Final answer
    x = 7,867.96

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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.