Home / 8,765.67-13,150.59-2,842.56

Finding the Fourth Proportional to 8,765.67, 13,150.59 and 2,842.56

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Solution

The fourth proportional to 8,765.67, 13,150.59 and 2,842.56 is: 4,264.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.67 : 13,150.59 = 2,842.56 : x
  2. Step 2: Convert to fraction form
    8,765.67/13,150.59 = 2,842.56/x
  3. Step 3: Cross multiply
    8,765.67x = 13,150.59 × 2,842.56
  4. Step 4: Simplify right side
    8,765.67x = 37,381,341.11
  5. Step 5: Solve for x
    x = 37,381,341.11/8,765.67
  6. Step 6: Final answer
    x = 4,264.52

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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.