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Finding the Fourth Proportional to 2,124.92, 2,926.88 and 1,526.54

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Solution

The fourth proportional to 2,124.92, 2,926.88 and 1,526.54 is: 2,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.92 : 2,926.88 = 1,526.54 : x
  2. Step 2: Convert to fraction form
    2,124.92/2,926.88 = 1,526.54/x
  3. Step 3: Cross multiply
    2,124.92x = 2,926.88 × 1,526.54
  4. Step 4: Simplify right side
    2,124.92x = 4,467,977.13
  5. Step 5: Solve for x
    x = 4,467,977.13/2,124.92
  6. Step 6: Final answer
    x = 2,102.66

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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.