Home / 5,477.13-7,557.19-3,239.10

Finding the Fourth Proportional to 5,477.13, 7,557.19 and 3,239.10

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Solution

The fourth proportional to 5,477.13, 7,557.19 and 3,239.10 is: 4,469.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.13 : 7,557.19 = 3,239.10 : x
  2. Step 2: Convert to fraction form
    5,477.13/7,557.19 = 3,239.10/x
  3. Step 3: Cross multiply
    5,477.13x = 7,557.19 × 3,239.10
  4. Step 4: Simplify right side
    5,477.13x = 24,478,494.13
  5. Step 5: Solve for x
    x = 24,478,494.13/5,477.13
  6. Step 6: Final answer
    x = 4,469.22

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Half scale
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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.