Home / 3,126.04-4,689.26-1,565.57

Finding the Fourth Proportional to 3,126.04, 4,689.26 and 1,565.57

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Solution

The fourth proportional to 3,126.04, 4,689.26 and 1,565.57 is: 2,348.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126.04 : 4,689.26 = 1,565.57 : x
  2. Step 2: Convert to fraction form
    3,126.04/4,689.26 = 1,565.57/x
  3. Step 3: Cross multiply
    3,126.04x = 4,689.26 × 1,565.57
  4. Step 4: Simplify right side
    3,126.04x = 7,341,364.78
  5. Step 5: Solve for x
    x = 7,341,364.78/3,126.04
  6. Step 6: Final answer
    x = 2,348.46

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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.