Home / 3,155.04-4,729.18-1,508.10

Finding the Fourth Proportional to 3,155.04, 4,729.18 and 1,508.10

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Solution

The fourth proportional to 3,155.04, 4,729.18 and 1,508.10 is: 2,260.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.04 : 4,729.18 = 1,508.10 : x
  2. Step 2: Convert to fraction form
    3,155.04/4,729.18 = 1,508.10/x
  3. Step 3: Cross multiply
    3,155.04x = 4,729.18 × 1,508.10
  4. Step 4: Simplify right side
    3,155.04x = 7,132,076.36
  5. Step 5: Solve for x
    x = 7,132,076.36/3,155.04
  6. Step 6: Final answer
    x = 2,260.53

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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.