Home / 3,649.10-5,036.13-2,077.29

Finding the Fourth Proportional to 3,649.10, 5,036.13 and 2,077.29

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Solution

The fourth proportional to 3,649.10, 5,036.13 and 2,077.29 is: 2,866.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.10 : 5,036.13 = 2,077.29 : x
  2. Step 2: Convert to fraction form
    3,649.10/5,036.13 = 2,077.29/x
  3. Step 3: Cross multiply
    3,649.10x = 5,036.13 × 2,077.29
  4. Step 4: Simplify right side
    3,649.10x = 10,461,502.49
  5. Step 5: Solve for x
    x = 10,461,502.49/3,649.10
  6. Step 6: Final answer
    x = 2,866.88

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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.