Home / 4,070.81-5,617.76-2,302.85

Finding the Fourth Proportional to 4,070.81, 5,617.76 and 2,302.85

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Solution

The fourth proportional to 4,070.81, 5,617.76 and 2,302.85 is: 3,177.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.81 : 5,617.76 = 2,302.85 : x
  2. Step 2: Convert to fraction form
    4,070.81/5,617.76 = 2,302.85/x
  3. Step 3: Cross multiply
    4,070.81x = 5,617.76 × 2,302.85
  4. Step 4: Simplify right side
    4,070.81x = 12,936,861.15
  5. Step 5: Solve for x
    x = 12,936,861.15/4,070.81
  6. Step 6: Final answer
    x = 3,177.96

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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.