Home / 8,187.32-12,277.58-5,062.74

Finding the Fourth Proportional to 8,187.32, 12,277.58 and 5,062.74

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Solution

The fourth proportional to 8,187.32, 12,277.58 and 5,062.74 is: 7,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.32 : 12,277.58 = 5,062.74 : x
  2. Step 2: Convert to fraction form
    8,187.32/12,277.58 = 5,062.74/x
  3. Step 3: Cross multiply
    8,187.32x = 12,277.58 × 5,062.74
  4. Step 4: Simplify right side
    8,187.32x = 62,158,170.06
  5. Step 5: Solve for x
    x = 62,158,170.06/8,187.32
  6. Step 6: Final answer
    x = 7,592.01

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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.