Home / 5,931.25-8,184.51-3,278.29

Finding the Fourth Proportional to 5,931.25, 8,184.51 and 3,278.29

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Solution

The fourth proportional to 5,931.25, 8,184.51 and 3,278.29 is: 4,523.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.25 : 8,184.51 = 3,278.29 : x
  2. Step 2: Convert to fraction form
    5,931.25/8,184.51 = 3,278.29/x
  3. Step 3: Cross multiply
    5,931.25x = 8,184.51 × 3,278.29
  4. Step 4: Simplify right side
    5,931.25x = 26,831,197.29
  5. Step 5: Solve for x
    x = 26,831,197.29/5,931.25
  6. Step 6: Final answer
    x = 4,523.70

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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.