Home / 6,548.68-9,036.25-3,897.15

Finding the Fourth Proportional to 6,548.68, 9,036.25 and 3,897.15

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Solution

The fourth proportional to 6,548.68, 9,036.25 and 3,897.15 is: 5,377.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,548.68 : 9,036.25 = 3,897.15 : x
  2. Step 2: Convert to fraction form
    6,548.68/9,036.25 = 3,897.15/x
  3. Step 3: Cross multiply
    6,548.68x = 9,036.25 × 3,897.15
  4. Step 4: Simplify right side
    6,548.68x = 35,215,621.69
  5. Step 5: Solve for x
    x = 35,215,621.69/6,548.68
  6. Step 6: Final answer
    x = 5,377.51

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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.