Home / 6,437.36-8,882.88-3,642.68

Finding the Fourth Proportional to 6,437.36, 8,882.88 and 3,642.68

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Solution

The fourth proportional to 6,437.36, 8,882.88 and 3,642.68 is: 5,026.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,437.36 : 8,882.88 = 3,642.68 : x
  2. Step 2: Convert to fraction form
    6,437.36/8,882.88 = 3,642.68/x
  3. Step 3: Cross multiply
    6,437.36x = 8,882.88 × 3,642.68
  4. Step 4: Simplify right side
    6,437.36x = 32,357,489.32
  5. Step 5: Solve for x
    x = 32,357,489.32/6,437.36
  6. Step 6: Final answer
    x = 5,026.52

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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.