Home / 5,082.64-7,624.46-1,572.51

Finding the Fourth Proportional to 5,082.64, 7,624.46 and 1,572.51

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Solution

The fourth proportional to 5,082.64, 7,624.46 and 1,572.51 is: 2,358.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.64 : 7,624.46 = 1,572.51 : x
  2. Step 2: Convert to fraction form
    5,082.64/7,624.46 = 1,572.51/x
  3. Step 3: Cross multiply
    5,082.64x = 7,624.46 × 1,572.51
  4. Step 4: Simplify right side
    5,082.64x = 11,989,539.59
  5. Step 5: Solve for x
    x = 11,989,539.59/5,082.64
  6. Step 6: Final answer
    x = 2,358.92

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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.