Home / 2,502.45-3,454.77-1,507.98

Finding the Fourth Proportional to 2,502.45, 3,454.77 and 1,507.98

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Solution

The fourth proportional to 2,502.45, 3,454.77 and 1,507.98 is: 2,081.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,502.45 : 3,454.77 = 1,507.98 : x
  2. Step 2: Convert to fraction form
    2,502.45/3,454.77 = 1,507.98/x
  3. Step 3: Cross multiply
    2,502.45x = 3,454.77 × 1,507.98
  4. Step 4: Simplify right side
    2,502.45x = 5,209,724.06
  5. Step 5: Solve for x
    x = 5,209,724.06/2,502.45
  6. Step 6: Final answer
    x = 2,081.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.