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Finding the Fourth Proportional to 4,695.66, 6,480.45 and 2,600.46

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Solution

The fourth proportional to 4,695.66, 6,480.45 and 2,600.46 is: 3,588.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,695.66 : 6,480.45 = 2,600.46 : x
  2. Step 2: Convert to fraction form
    4,695.66/6,480.45 = 2,600.46/x
  3. Step 3: Cross multiply
    4,695.66x = 6,480.45 × 2,600.46
  4. Step 4: Simplify right side
    4,695.66x = 16,852,151.01
  5. Step 5: Solve for x
    x = 16,852,151.01/4,695.66
  6. Step 6: Final answer
    x = 3,588.88

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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.