Home / 3,050.79-4,572.65-1,403.88

Finding the Fourth Proportional to 3,050.79, 4,572.65 and 1,403.88

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Solution

The fourth proportional to 3,050.79, 4,572.65 and 1,403.88 is: 2,104.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,050.79 : 4,572.65 = 1,403.88 : x
  2. Step 2: Convert to fraction form
    3,050.79/4,572.65 = 1,403.88/x
  3. Step 3: Cross multiply
    3,050.79x = 4,572.65 × 1,403.88
  4. Step 4: Simplify right side
    3,050.79x = 6,419,451.88
  5. Step 5: Solve for x
    x = 6,419,451.88/3,050.79
  6. Step 6: Final answer
    x = 2,104.19

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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.