Home / 4,169.28-6,250.24-1,570.40

Finding the Fourth Proportional to 4,169.28, 6,250.24 and 1,570.40

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Solution

The fourth proportional to 4,169.28, 6,250.24 and 1,570.40 is: 2,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.28 : 6,250.24 = 1,570.40 : x
  2. Step 2: Convert to fraction form
    4,169.28/6,250.24 = 1,570.40/x
  3. Step 3: Cross multiply
    4,169.28x = 6,250.24 × 1,570.40
  4. Step 4: Simplify right side
    4,169.28x = 9,815,376.90
  5. Step 5: Solve for x
    x = 9,815,376.90/4,169.28
  6. Step 6: Final answer
    x = 2,354.21

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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.