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Finding the Fourth Proportional to 4,728, 6,524.76 and 2,632.08

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Solution

The fourth proportional to 4,728, 6,524.76 and 2,632.08 is: 3,632.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728 : 6,524.76 = 2,632.08 : x
  2. Step 2: Convert to fraction form
    4,728/6,524.76 = 2,632.08/x
  3. Step 3: Cross multiply
    4,728x = 6,524.76 × 2,632.08
  4. Step 4: Simplify right side
    4,728x = 17,173,690.30
  5. Step 5: Solve for x
    x = 17,173,690.30/4,728
  6. Step 6: Final answer
    x = 3,632.34

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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.