Home / 4,545.52-6,818.28-1,258.54

Finding the Fourth Proportional to 4,545.52, 6,818.28 and 1,258.54

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Solution

The fourth proportional to 4,545.52, 6,818.28 and 1,258.54 is: 1,887.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.52 : 6,818.28 = 1,258.54 : x
  2. Step 2: Convert to fraction form
    4,545.52/6,818.28 = 1,258.54/x
  3. Step 3: Cross multiply
    4,545.52x = 6,818.28 × 1,258.54
  4. Step 4: Simplify right side
    4,545.52x = 8,581,056.35
  5. Step 5: Solve for x
    x = 8,581,056.35/4,545.52
  6. Step 6: Final answer
    x = 1,887.81

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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.