Home / 5,931.06-8,184.60-3,278.76

Finding the Fourth Proportional to 5,931.06, 8,184.60 and 3,278.76

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Solution

The fourth proportional to 5,931.06, 8,184.60 and 3,278.76 is: 4,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,931.06 : 8,184.60 = 3,278.76 : x
  2. Step 2: Convert to fraction form
    5,931.06/8,184.60 = 3,278.76/x
  3. Step 3: Cross multiply
    5,931.06x = 8,184.60 × 3,278.76
  4. Step 4: Simplify right side
    5,931.06x = 26,835,339.10
  5. Step 5: Solve for x
    x = 26,835,339.10/5,931.06
  6. Step 6: Final answer
    x = 4,524.54

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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.