Home / 6,140.12-9,210.30-1,523

Finding the Fourth Proportional to 6,140.12, 9,210.30 and 1,523

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Solution

The fourth proportional to 6,140.12, 9,210.30 and 1,523 is: 2,284.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,140.12 : 9,210.30 = 1,523 : x
  2. Step 2: Convert to fraction form
    6,140.12/9,210.30 = 1,523/x
  3. Step 3: Cross multiply
    6,140.12x = 9,210.30 × 1,523
  4. Step 4: Simplify right side
    6,140.12x = 14,027,286.90
  5. Step 5: Solve for x
    x = 14,027,286.90/6,140.12
  6. Step 6: Final answer
    x = 2,284.53

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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.