Home / 8,303.38-11,458.66-4,577.38

Finding the Fourth Proportional to 8,303.38, 11,458.66 and 4,577.38

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Solution

The fourth proportional to 8,303.38, 11,458.66 and 4,577.38 is: 6,316.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.38 : 11,458.66 = 4,577.38 : x
  2. Step 2: Convert to fraction form
    8,303.38/11,458.66 = 4,577.38/x
  3. Step 3: Cross multiply
    8,303.38x = 11,458.66 × 4,577.38
  4. Step 4: Simplify right side
    8,303.38x = 52,450,641.11
  5. Step 5: Solve for x
    x = 52,450,641.11/8,303.38
  6. Step 6: Final answer
    x = 6,316.78

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Half scale
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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.