Home / 5,467.53-7,545.51-4,139.13

Finding the Fourth Proportional to 5,467.53, 7,545.51 and 4,139.13

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Solution

The fourth proportional to 5,467.53, 7,545.51 and 4,139.13 is: 5,712.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,467.53 : 7,545.51 = 4,139.13 : x
  2. Step 2: Convert to fraction form
    5,467.53/7,545.51 = 4,139.13/x
  3. Step 3: Cross multiply
    5,467.53x = 7,545.51 × 4,139.13
  4. Step 4: Simplify right side
    5,467.53x = 31,231,846.81
  5. Step 5: Solve for x
    x = 31,231,846.81/5,467.53
  6. Step 6: Final answer
    x = 5,712.24

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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.