Home / 1,545.70-2,314.48-1,298.29

Finding the Fourth Proportional to 1,545.70, 2,314.48 and 1,298.29

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Solution

The fourth proportional to 1,545.70, 2,314.48 and 1,298.29 is: 1,944.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545.70 : 2,314.48 = 1,298.29 : x
  2. Step 2: Convert to fraction form
    1,545.70/2,314.48 = 1,298.29/x
  3. Step 3: Cross multiply
    1,545.70x = 2,314.48 × 1,298.29
  4. Step 4: Simplify right side
    1,545.70x = 3,004,868.15
  5. Step 5: Solve for x
    x = 3,004,868.15/1,545.70
  6. Step 6: Final answer
    x = 1,944.02

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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.