Home / 4,070.80-5,617.96-2,302.48

Finding the Fourth Proportional to 4,070.80, 5,617.96 and 2,302.48

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Solution

The fourth proportional to 4,070.80, 5,617.96 and 2,302.48 is: 3,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.80 : 5,617.96 = 2,302.48 : x
  2. Step 2: Convert to fraction form
    4,070.80/5,617.96 = 2,302.48/x
  3. Step 3: Cross multiply
    4,070.80x = 5,617.96 × 2,302.48
  4. Step 4: Simplify right side
    4,070.80x = 12,935,240.54
  5. Step 5: Solve for x
    x = 12,935,240.54/4,070.80
  6. Step 6: Final answer
    x = 3,177.57

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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.