Home / 4,874.28-7,338.39-3,345.32

Finding the Fourth Proportional to 4,874.28, 7,338.39 and 3,345.32

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Solution

The fourth proportional to 4,874.28, 7,338.39 and 3,345.32 is: 5,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,874.28 : 7,338.39 = 3,345.32 : x
  2. Step 2: Convert to fraction form
    4,874.28/7,338.39 = 3,345.32/x
  3. Step 3: Cross multiply
    4,874.28x = 7,338.39 × 3,345.32
  4. Step 4: Simplify right side
    4,874.28x = 24,549,262.83
  5. Step 5: Solve for x
    x = 24,549,262.83/4,874.28
  6. Step 6: Final answer
    x = 5,036.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.