Home / 7,166.25-10,752.11-2,784.05

Finding the Fourth Proportional to 7,166.25, 10,752.11 and 2,784.05

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Solution

The fourth proportional to 7,166.25, 10,752.11 and 2,784.05 is: 4,177.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166.25 : 10,752.11 = 2,784.05 : x
  2. Step 2: Convert to fraction form
    7,166.25/10,752.11 = 2,784.05/x
  3. Step 3: Cross multiply
    7,166.25x = 10,752.11 × 2,784.05
  4. Step 4: Simplify right side
    7,166.25x = 29,934,394.93
  5. Step 5: Solve for x
    x = 29,934,394.93/7,166.25
  6. Step 6: Final answer
    x = 4,177.14

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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.