Home / 8,085.79-11,158.23-4,500.70

Finding the Fourth Proportional to 8,085.79, 11,158.23 and 4,500.70

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Solution

The fourth proportional to 8,085.79, 11,158.23 and 4,500.70 is: 6,210.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085.79 : 11,158.23 = 4,500.70 : x
  2. Step 2: Convert to fraction form
    8,085.79/11,158.23 = 4,500.70/x
  3. Step 3: Cross multiply
    8,085.79x = 11,158.23 × 4,500.70
  4. Step 4: Simplify right side
    8,085.79x = 50,219,845.76
  5. Step 5: Solve for x
    x = 50,219,845.76/8,085.79
  6. Step 6: Final answer
    x = 6,210.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.