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Finding the Fourth Proportional to 2,632.01, 3,632.64 and 1,512.86

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Solution

The fourth proportional to 2,632.01, 3,632.64 and 1,512.86 is: 2,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,632.01 : 3,632.64 = 1,512.86 : x
  2. Step 2: Convert to fraction form
    2,632.01/3,632.64 = 1,512.86/x
  3. Step 3: Cross multiply
    2,632.01x = 3,632.64 × 1,512.86
  4. Step 4: Simplify right side
    2,632.01x = 5,495,675.75
  5. Step 5: Solve for x
    x = 5,495,675.75/2,632.01
  6. Step 6: Final answer
    x = 2,088.01

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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.