Home / 9,057.67-12,486.48-6,360.70

Finding the Fourth Proportional to 9,057.67, 12,486.48 and 6,360.70

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Solution

The fourth proportional to 9,057.67, 12,486.48 and 6,360.70 is: 8,768.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,057.67 : 12,486.48 = 6,360.70 : x
  2. Step 2: Convert to fraction form
    9,057.67/12,486.48 = 6,360.70/x
  3. Step 3: Cross multiply
    9,057.67x = 12,486.48 × 6,360.70
  4. Step 4: Simplify right side
    9,057.67x = 79,422,753.34
  5. Step 5: Solve for x
    x = 79,422,753.34/9,057.67
  6. Step 6: Final answer
    x = 8,768.56

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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.