Home / 9,377.70-14,059.56-5,679.12

Finding the Fourth Proportional to 9,377.70, 14,059.56 and 5,679.12

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Solution

The fourth proportional to 9,377.70, 14,059.56 and 5,679.12 is: 8,514.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,377.70 : 14,059.56 = 5,679.12 : x
  2. Step 2: Convert to fraction form
    9,377.70/14,059.56 = 5,679.12/x
  3. Step 3: Cross multiply
    9,377.70x = 14,059.56 × 5,679.12
  4. Step 4: Simplify right side
    9,377.70x = 79,845,928.39
  5. Step 5: Solve for x
    x = 79,845,928.39/9,377.70
  6. Step 6: Final answer
    x = 8,514.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.