Home / 2,545.16-3,789.32-2,508.70

Finding the Fourth Proportional to 2,545.16, 3,789.32 and 2,508.70

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Solution

The fourth proportional to 2,545.16, 3,789.32 and 2,508.70 is: 3,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.16 : 3,789.32 = 2,508.70 : x
  2. Step 2: Convert to fraction form
    2,545.16/3,789.32 = 2,508.70/x
  3. Step 3: Cross multiply
    2,545.16x = 3,789.32 × 2,508.70
  4. Step 4: Simplify right side
    2,545.16x = 9,506,267.08
  5. Step 5: Solve for x
    x = 9,506,267.08/2,545.16
  6. Step 6: Final answer
    x = 3,735.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.