Home / 4,545.71-6,821.29-1,948.65

Finding the Fourth Proportional to 4,545.71, 6,821.29 and 1,948.65

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Solution

The fourth proportional to 4,545.71, 6,821.29 and 1,948.65 is: 2,924.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.71 : 6,821.29 = 1,948.65 : x
  2. Step 2: Convert to fraction form
    4,545.71/6,821.29 = 1,948.65/x
  3. Step 3: Cross multiply
    4,545.71x = 6,821.29 × 1,948.65
  4. Step 4: Simplify right side
    4,545.71x = 13,292,283.61
  5. Step 5: Solve for x
    x = 13,292,283.61/4,545.71
  6. Step 6: Final answer
    x = 2,924.14

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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.