Home / 5,046.10-7,570.23-2,125.78

Finding the Fourth Proportional to 5,046.10, 7,570.23 and 2,125.78

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Solution

The fourth proportional to 5,046.10, 7,570.23 and 2,125.78 is: 3,189.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,046.10 : 7,570.23 = 2,125.78 : x
  2. Step 2: Convert to fraction form
    5,046.10/7,570.23 = 2,125.78/x
  3. Step 3: Cross multiply
    5,046.10x = 7,570.23 × 2,125.78
  4. Step 4: Simplify right side
    5,046.10x = 16,092,643.53
  5. Step 5: Solve for x
    x = 16,092,643.53/5,046.10
  6. Step 6: Final answer
    x = 3,189.12

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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.