Home / 4,545.47-6,818.28-1,913.02

Finding the Fourth Proportional to 4,545.47, 6,818.28 and 1,913.02

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Solution

The fourth proportional to 4,545.47, 6,818.28 and 1,913.02 is: 2,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.47 : 6,818.28 = 1,913.02 : x
  2. Step 2: Convert to fraction form
    4,545.47/6,818.28 = 1,913.02/x
  3. Step 3: Cross multiply
    4,545.47x = 6,818.28 × 1,913.02
  4. Step 4: Simplify right side
    4,545.47x = 13,043,481.79
  5. Step 5: Solve for x
    x = 13,043,481.79/4,545.47
  6. Step 6: Final answer
    x = 2,869.56

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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.