Home / 3,132.28-4,698.72-1,052.30

Finding the Fourth Proportional to 3,132.28, 4,698.72 and 1,052.30

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Solution

The fourth proportional to 3,132.28, 4,698.72 and 1,052.30 is: 1,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.28 : 4,698.72 = 1,052.30 : x
  2. Step 2: Convert to fraction form
    3,132.28/4,698.72 = 1,052.30/x
  3. Step 3: Cross multiply
    3,132.28x = 4,698.72 × 1,052.30
  4. Step 4: Simplify right side
    3,132.28x = 4,944,457.18
  5. Step 5: Solve for x
    x = 4,944,457.18/3,132.28
  6. Step 6: Final answer
    x = 1,578.55

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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.