Home / 9,043.41-12,480.38-5,064.29

Finding the Fourth Proportional to 9,043.41, 12,480.38 and 5,064.29

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Solution

The fourth proportional to 9,043.41, 12,480.38 and 5,064.29 is: 6,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,043.41 : 12,480.38 = 5,064.29 : x
  2. Step 2: Convert to fraction form
    9,043.41/12,480.38 = 5,064.29/x
  3. Step 3: Cross multiply
    9,043.41x = 12,480.38 × 5,064.29
  4. Step 4: Simplify right side
    9,043.41x = 63,204,175.91
  5. Step 5: Solve for x
    x = 63,204,175.91/9,043.41
  6. Step 6: Final answer
    x = 6,988.98

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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.