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Finding the Fourth Proportional to 6,377, 9,565.50 and 1,760

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Solution

The fourth proportional to 6,377, 9,565.50 and 1,760 is: 2,640

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,377 : 9,565.50 = 1,760 : x
  2. Step 2: Convert to fraction form
    6,377/9,565.50 = 1,760/x
  3. Step 3: Cross multiply
    6,377x = 9,565.50 × 1,760
  4. Step 4: Simplify right side
    6,377x = 16,835,280
  5. Step 5: Solve for x
    x = 16,835,280/6,377
  6. Step 6: Final answer
    x = 2,640

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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.