Home / 8,309.46-11,464.29-4,770.18

Finding the Fourth Proportional to 8,309.46, 11,464.29 and 4,770.18

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Solution

The fourth proportional to 8,309.46, 11,464.29 and 4,770.18 is: 6,581.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309.46 : 11,464.29 = 4,770.18 : x
  2. Step 2: Convert to fraction form
    8,309.46/11,464.29 = 4,770.18/x
  3. Step 3: Cross multiply
    8,309.46x = 11,464.29 × 4,770.18
  4. Step 4: Simplify right side
    8,309.46x = 54,686,726.87
  5. Step 5: Solve for x
    x = 54,686,726.87/8,309.46
  6. Step 6: Final answer
    x = 6,581.26

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Double 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.