Home / 4,070.94-5,618.18-2,302.55

Finding the Fourth Proportional to 4,070.94, 5,618.18 and 2,302.55

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Solution

The fourth proportional to 4,070.94, 5,618.18 and 2,302.55 is: 3,177.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.94 : 5,618.18 = 2,302.55 : x
  2. Step 2: Convert to fraction form
    4,070.94/5,618.18 = 2,302.55/x
  3. Step 3: Cross multiply
    4,070.94x = 5,618.18 × 2,302.55
  4. Step 4: Simplify right side
    4,070.94x = 12,936,128.85
  5. Step 5: Solve for x
    x = 12,936,128.85/4,070.94
  6. Step 6: Final answer
    x = 3,177.68

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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.