Home / 2,545.12-3,810.12-1,554.96

Finding the Fourth Proportional to 2,545.12, 3,810.12 and 1,554.96

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Solution

The fourth proportional to 2,545.12, 3,810.12 and 1,554.96 is: 2,327.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545.12 : 3,810.12 = 1,554.96 : x
  2. Step 2: Convert to fraction form
    2,545.12/3,810.12 = 1,554.96/x
  3. Step 3: Cross multiply
    2,545.12x = 3,810.12 × 1,554.96
  4. Step 4: Simplify right side
    2,545.12x = 5,924,584.20
  5. Step 5: Solve for x
    x = 5,924,584.20/2,545.12
  6. Step 6: Final answer
    x = 2,327.82

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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.