Home / 9,045.43-12,484.41-5,269.17

Finding the Fourth Proportional to 9,045.43, 12,484.41 and 5,269.17

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Solution

The fourth proportional to 9,045.43, 12,484.41 and 5,269.17 is: 7,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.43 : 12,484.41 = 5,269.17 : x
  2. Step 2: Convert to fraction form
    9,045.43/12,484.41 = 5,269.17/x
  3. Step 3: Cross multiply
    9,045.43x = 12,484.41 × 5,269.17
  4. Step 4: Simplify right side
    9,045.43x = 65,782,478.64
  5. Step 5: Solve for x
    x = 65,782,478.64/9,045.43
  6. Step 6: Final answer
    x = 7,272.45

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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.