Home / 10,017.38-13,823.60-6,482.64

Finding the Fourth Proportional to 10,017.38, 13,823.60 and 6,482.64

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Solution

The fourth proportional to 10,017.38, 13,823.60 and 6,482.64 is: 8,945.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,017.38 : 13,823.60 = 6,482.64 : x
  2. Step 2: Convert to fraction form
    10,017.38/13,823.60 = 6,482.64/x
  3. Step 3: Cross multiply
    10,017.38x = 13,823.60 × 6,482.64
  4. Step 4: Simplify right side
    10,017.38x = 89,613,422.30
  5. Step 5: Solve for x
    x = 89,613,422.30/10,017.38
  6. Step 6: Final answer
    x = 8,945.79

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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.