Home / 7,545.24-10,411.47-4,187.59

Finding the Fourth Proportional to 7,545.24, 10,411.47 and 4,187.59

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Solution

The fourth proportional to 7,545.24, 10,411.47 and 4,187.59 is: 5,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.24 : 10,411.47 = 4,187.59 : x
  2. Step 2: Convert to fraction form
    7,545.24/10,411.47 = 4,187.59/x
  3. Step 3: Cross multiply
    7,545.24x = 10,411.47 × 4,187.59
  4. Step 4: Simplify right side
    7,545.24x = 43,598,967.66
  5. Step 5: Solve for x
    x = 43,598,967.66/7,545.24
  6. Step 6: Final answer
    x = 5,778.34

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Half 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.