Home / 9,050.50-12,490.41-5,325.22

Finding the Fourth Proportional to 9,050.50, 12,490.41 and 5,325.22

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Solution

The fourth proportional to 9,050.50, 12,490.41 and 5,325.22 is: 7,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,050.50 : 12,490.41 = 5,325.22 : x
  2. Step 2: Convert to fraction form
    9,050.50/12,490.41 = 5,325.22/x
  3. Step 3: Cross multiply
    9,050.50x = 12,490.41 × 5,325.22
  4. Step 4: Simplify right side
    9,050.50x = 66,514,181.14
  5. Step 5: Solve for x
    x = 66,514,181.14/9,050.50
  6. Step 6: Final answer
    x = 7,349.23

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Double scale
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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.