Home / 4,545.19-6,817.79-1,258.29

Finding the Fourth Proportional to 4,545.19, 6,817.79 and 1,258.29

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Solution

The fourth proportional to 4,545.19, 6,817.79 and 1,258.29 is: 1,887.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,545.19 : 6,817.79 = 1,258.29 : x
  2. Step 2: Convert to fraction form
    4,545.19/6,817.79 = 1,258.29/x
  3. Step 3: Cross multiply
    4,545.19x = 6,817.79 × 1,258.29
  4. Step 4: Simplify right side
    4,545.19x = 8,578,716.60
  5. Step 5: Solve for x
    x = 8,578,716.60/4,545.19
  6. Step 6: Final answer
    x = 1,887.43

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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.