Home / 8,774.16-12,095.52-6,674.64

Finding the Fourth Proportional to 8,774.16, 12,095.52 and 6,674.64

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Solution

The fourth proportional to 8,774.16, 12,095.52 and 6,674.64 is: 9,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.16 : 12,095.52 = 6,674.64 : x
  2. Step 2: Convert to fraction form
    8,774.16/12,095.52 = 6,674.64/x
  3. Step 3: Cross multiply
    8,774.16x = 12,095.52 × 6,674.64
  4. Step 4: Simplify right side
    8,774.16x = 80,733,241.61
  5. Step 5: Solve for x
    x = 80,733,241.61/8,774.16
  6. Step 6: Final answer
    x = 9,201.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.