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Finding the Fourth Proportional to 5,886.32, 8,826.60 and 3,288.56

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Solution

The fourth proportional to 5,886.32, 8,826.60 and 3,288.56 is: 4,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,886.32 : 8,826.60 = 3,288.56 : x
  2. Step 2: Convert to fraction form
    5,886.32/8,826.60 = 3,288.56/x
  3. Step 3: Cross multiply
    5,886.32x = 8,826.60 × 3,288.56
  4. Step 4: Simplify right side
    5,886.32x = 29,026,803.70
  5. Step 5: Solve for x
    x = 29,026,803.70/5,886.32
  6. Step 6: Final answer
    x = 4,931.23

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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.