Home / 4,407.29-6,612.95-1,909.24

Finding the Fourth Proportional to 4,407.29, 6,612.95 and 1,909.24

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Solution

The fourth proportional to 4,407.29, 6,612.95 and 1,909.24 is: 2,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,407.29 : 6,612.95 = 1,909.24 : x
  2. Step 2: Convert to fraction form
    4,407.29/6,612.95 = 1,909.24/x
  3. Step 3: Cross multiply
    4,407.29x = 6,612.95 × 1,909.24
  4. Step 4: Simplify right side
    4,407.29x = 12,625,666.05
  5. Step 5: Solve for x
    x = 12,625,666.05/4,407.29
  6. Step 6: Final answer
    x = 2,864.73

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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.