Home / 7,545.10-10,411.75-4,712.31

Finding the Fourth Proportional to 7,545.10, 10,411.75 and 4,712.31

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Solution

The fourth proportional to 7,545.10, 10,411.75 and 4,712.31 is: 6,502.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.10 : 10,411.75 = 4,712.31 : x
  2. Step 2: Convert to fraction form
    7,545.10/10,411.75 = 4,712.31/x
  3. Step 3: Cross multiply
    7,545.10x = 10,411.75 × 4,712.31
  4. Step 4: Simplify right side
    7,545.10x = 49,063,362.23
  5. Step 5: Solve for x
    x = 49,063,362.23/7,545.10
  6. Step 6: Final answer
    x = 6,502.68

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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.