Home / 2,458.73-3,686.88-2,225.45

Finding the Fourth Proportional to 2,458.73, 3,686.88 and 2,225.45

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Solution

The fourth proportional to 2,458.73, 3,686.88 and 2,225.45 is: 3,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,458.73 : 3,686.88 = 2,225.45 : x
  2. Step 2: Convert to fraction form
    2,458.73/3,686.88 = 2,225.45/x
  3. Step 3: Cross multiply
    2,458.73x = 3,686.88 × 2,225.45
  4. Step 4: Simplify right side
    2,458.73x = 8,204,967.10
  5. Step 5: Solve for x
    x = 8,204,967.10/2,458.73
  6. Step 6: Final answer
    x = 3,337.08

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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.