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Finding the Fourth Proportional to 6,268.32, 9,404.64 and 1,886.76

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Solution

The fourth proportional to 6,268.32, 9,404.64 and 1,886.76 is: 2,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,268.32 : 9,404.64 = 1,886.76 : x
  2. Step 2: Convert to fraction form
    6,268.32/9,404.64 = 1,886.76/x
  3. Step 3: Cross multiply
    6,268.32x = 9,404.64 × 1,886.76
  4. Step 4: Simplify right side
    6,268.32x = 17,744,298.57
  5. Step 5: Solve for x
    x = 17,744,298.57/6,268.32
  6. Step 6: Final answer
    x = 2,830.79

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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.