Home / 8,184.24-12,276.78-2,341.72

Finding the Fourth Proportional to 8,184.24, 12,276.78 and 2,341.72

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Solution

The fourth proportional to 8,184.24, 12,276.78 and 2,341.72 is: 3,512.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.24 : 12,276.78 = 2,341.72 : x
  2. Step 2: Convert to fraction form
    8,184.24/12,276.78 = 2,341.72/x
  3. Step 3: Cross multiply
    8,184.24x = 12,276.78 × 2,341.72
  4. Step 4: Simplify right side
    8,184.24x = 28,748,781.26
  5. Step 5: Solve for x
    x = 28,748,781.26/8,184.24
  6. Step 6: Final answer
    x = 3,512.70

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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.