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Finding the Fourth Proportional to 4,728.90, 6,525.57 and 2,632.98

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Solution

The fourth proportional to 4,728.90, 6,525.57 and 2,632.98 is: 3,633.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.90 : 6,525.57 = 2,632.98 : x
  2. Step 2: Convert to fraction form
    4,728.90/6,525.57 = 2,632.98/x
  3. Step 3: Cross multiply
    4,728.90x = 6,525.57 × 2,632.98
  4. Step 4: Simplify right side
    4,728.90x = 17,181,695.30
  5. Step 5: Solve for x
    x = 17,181,695.30/4,728.90
  6. Step 6: Final answer
    x = 3,633.34

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Half scale
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Similar ratio
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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.