Home / 7,545.65-10,411.43-4,561.61

Finding the Fourth Proportional to 7,545.65, 10,411.43 and 4,561.61

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Solution

The fourth proportional to 7,545.65, 10,411.43 and 4,561.61 is: 6,294.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.65 : 10,411.43 = 4,561.61 : x
  2. Step 2: Convert to fraction form
    7,545.65/10,411.43 = 4,561.61/x
  3. Step 3: Cross multiply
    7,545.65x = 10,411.43 × 4,561.61
  4. Step 4: Simplify right side
    7,545.65x = 47,492,808.34
  5. Step 5: Solve for x
    x = 47,492,808.34/7,545.65
  6. Step 6: Final answer
    x = 6,294.07

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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.