Home / 8,317.76-12,473.60-2,770.08

Finding the Fourth Proportional to 8,317.76, 12,473.60 and 2,770.08

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Solution

The fourth proportional to 8,317.76, 12,473.60 and 2,770.08 is: 4,154.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317.76 : 12,473.60 = 2,770.08 : x
  2. Step 2: Convert to fraction form
    8,317.76/12,473.60 = 2,770.08/x
  3. Step 3: Cross multiply
    8,317.76x = 12,473.60 × 2,770.08
  4. Step 4: Simplify right side
    8,317.76x = 34,552,869.89
  5. Step 5: Solve for x
    x = 34,552,869.89/8,317.76
  6. Step 6: Final answer
    x = 4,154.11

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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.