Home / 7,545.84-11,318.42-2,547.87

Finding the Fourth Proportional to 7,545.84, 11,318.42 and 2,547.87

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Solution

The fourth proportional to 7,545.84, 11,318.42 and 2,547.87 is: 3,821.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545.84 : 11,318.42 = 2,547.87 : x
  2. Step 2: Convert to fraction form
    7,545.84/11,318.42 = 2,547.87/x
  3. Step 3: Cross multiply
    7,545.84x = 11,318.42 × 2,547.87
  4. Step 4: Simplify right side
    7,545.84x = 28,837,850.03
  5. Step 5: Solve for x
    x = 28,837,850.03/7,545.84
  6. Step 6: Final answer
    x = 3,821.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.