Home / 3,649.34-5,036.12-2,077.54

Finding the Fourth Proportional to 3,649.34, 5,036.12 and 2,077.54

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Solution

The fourth proportional to 3,649.34, 5,036.12 and 2,077.54 is: 2,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,649.34 : 5,036.12 = 2,077.54 : x
  2. Step 2: Convert to fraction form
    3,649.34/5,036.12 = 2,077.54/x
  3. Step 3: Cross multiply
    3,649.34x = 5,036.12 × 2,077.54
  4. Step 4: Simplify right side
    3,649.34x = 10,462,740.74
  5. Step 5: Solve for x
    x = 10,462,740.74/3,649.34
  6. Step 6: Final answer
    x = 2,867.02

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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.