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Finding the Fourth Proportional to 4,998.88, 7,498.50 and 2,526.76

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Solution

The fourth proportional to 4,998.88, 7,498.50 and 2,526.76 is: 3,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.88 : 7,498.50 = 2,526.76 : x
  2. Step 2: Convert to fraction form
    4,998.88/7,498.50 = 2,526.76/x
  3. Step 3: Cross multiply
    4,998.88x = 7,498.50 × 2,526.76
  4. Step 4: Simplify right side
    4,998.88x = 18,946,909.86
  5. Step 5: Solve for x
    x = 18,946,909.86/4,998.88
  6. Step 6: Final answer
    x = 3,790.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.