Home / 4,102.74-6,155.01-1,505.70

Finding the Fourth Proportional to 4,102.74, 6,155.01 and 1,505.70

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Solution

The fourth proportional to 4,102.74, 6,155.01 and 1,505.70 is: 2,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.74 : 6,155.01 = 1,505.70 : x
  2. Step 2: Convert to fraction form
    4,102.74/6,155.01 = 1,505.70/x
  3. Step 3: Cross multiply
    4,102.74x = 6,155.01 × 1,505.70
  4. Step 4: Simplify right side
    4,102.74x = 9,267,598.56
  5. Step 5: Solve for x
    x = 9,267,598.56/4,102.74
  6. Step 6: Final answer
    x = 2,258.88

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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.