Home / 3,538.08-4,882.32-2,045.76

Finding the Fourth Proportional to 3,538.08, 4,882.32 and 2,045.76

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Solution

The fourth proportional to 3,538.08, 4,882.32 and 2,045.76 is: 2,823.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,538.08 : 4,882.32 = 2,045.76 : x
  2. Step 2: Convert to fraction form
    3,538.08/4,882.32 = 2,045.76/x
  3. Step 3: Cross multiply
    3,538.08x = 4,882.32 × 2,045.76
  4. Step 4: Simplify right side
    3,538.08x = 9,988,054.96
  5. Step 5: Solve for x
    x = 9,988,054.96/3,538.08
  6. Step 6: Final answer
    x = 2,823.02

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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.