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Finding the Fourth Proportional to 6,101.88, 9,152.78 and 1,719.32

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Solution

The fourth proportional to 6,101.88, 9,152.78 and 1,719.32 is: 2,578.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,101.88 : 9,152.78 = 1,719.32 : x
  2. Step 2: Convert to fraction form
    6,101.88/9,152.78 = 1,719.32/x
  3. Step 3: Cross multiply
    6,101.88x = 9,152.78 × 1,719.32
  4. Step 4: Simplify right side
    6,101.88x = 15,736,503.35
  5. Step 5: Solve for x
    x = 15,736,503.35/6,101.88
  6. Step 6: Final answer
    x = 2,578.96

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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.