Home / 9,514.56-13,117.12-6,678.08

Finding the Fourth Proportional to 9,514.56, 13,117.12 and 6,678.08

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Solution

The fourth proportional to 9,514.56, 13,117.12 and 6,678.08 is: 9,206.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.56 : 13,117.12 = 6,678.08 : x
  2. Step 2: Convert to fraction form
    9,514.56/13,117.12 = 6,678.08/x
  3. Step 3: Cross multiply
    9,514.56x = 13,117.12 × 6,678.08
  4. Step 4: Simplify right side
    9,514.56x = 87,597,176.73
  5. Step 5: Solve for x
    x = 87,597,176.73/9,514.56
  6. Step 6: Final answer
    x = 9,206.65

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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.