Home / 5,810.30-8,715.45-4,182.20

Finding the Fourth Proportional to 5,810.30, 8,715.45 and 4,182.20

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Solution

The fourth proportional to 5,810.30, 8,715.45 and 4,182.20 is: 6,273.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.30 : 8,715.45 = 4,182.20 : x
  2. Step 2: Convert to fraction form
    5,810.30/8,715.45 = 4,182.20/x
  3. Step 3: Cross multiply
    5,810.30x = 8,715.45 × 4,182.20
  4. Step 4: Simplify right side
    5,810.30x = 36,449,754.99
  5. Step 5: Solve for x
    x = 36,449,754.99/5,810.30
  6. Step 6: Final answer
    x = 6,273.30

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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.