Home / 8,114.04-11,248.38-7,670.52

Finding the Fourth Proportional to 8,114.04, 11,248.38 and 7,670.52

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Solution

The fourth proportional to 8,114.04, 11,248.38 and 7,670.52 is: 10,633.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.04 : 11,248.38 = 7,670.52 : x
  2. Step 2: Convert to fraction form
    8,114.04/11,248.38 = 7,670.52/x
  3. Step 3: Cross multiply
    8,114.04x = 11,248.38 × 7,670.52
  4. Step 4: Simplify right side
    8,114.04x = 86,280,923.76
  5. Step 5: Solve for x
    x = 86,280,923.76/8,114.04
  6. Step 6: Final answer
    x = 10,633.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.