Home / 4,545.51-6,818.27-1,258.61

Finding the Fourth Proportional to 4,545.51, 6,818.27 and 1,258.61

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Solution

The fourth proportional to 4,545.51, 6,818.27 and 1,258.61 is: 1,887.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.51 : 6,818.27 = 1,258.61 : x
  2. Step 2: Convert to fraction form
    4,545.51/6,818.27 = 1,258.61/x
  3. Step 3: Cross multiply
    4,545.51x = 6,818.27 × 1,258.61
  4. Step 4: Simplify right side
    4,545.51x = 8,581,502.42
  5. Step 5: Solve for x
    x = 8,581,502.42/4,545.51
  6. Step 6: Final answer
    x = 1,887.91

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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.