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Finding the Fourth Proportional to 6,411.16, 9,616.74 and 1,794.16

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Solution

The fourth proportional to 6,411.16, 9,616.74 and 1,794.16 is: 2,691.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.16 : 9,616.74 = 1,794.16 : x
  2. Step 2: Convert to fraction form
    6,411.16/9,616.74 = 1,794.16/x
  3. Step 3: Cross multiply
    6,411.16x = 9,616.74 × 1,794.16
  4. Step 4: Simplify right side
    6,411.16x = 17,253,970.24
  5. Step 5: Solve for x
    x = 17,253,970.24/6,411.16
  6. Step 6: Final answer
    x = 2,691.24

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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.