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Finding the Fourth Proportional to 4,751.49, 6,557.06 and 2,655.62

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Solution

The fourth proportional to 4,751.49, 6,557.06 and 2,655.62 is: 3,664.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.49 : 6,557.06 = 2,655.62 : x
  2. Step 2: Convert to fraction form
    4,751.49/6,557.06 = 2,655.62/x
  3. Step 3: Cross multiply
    4,751.49x = 6,557.06 × 2,655.62
  4. Step 4: Simplify right side
    4,751.49x = 17,413,058.12
  5. Step 5: Solve for x
    x = 17,413,058.12/4,751.49
  6. Step 6: Final answer
    x = 3,664.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.