Home / 3,923.76-5,416-2,526.50

Finding the Fourth Proportional to 3,923.76, 5,416 and 2,526.50

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Solution

The fourth proportional to 3,923.76, 5,416 and 2,526.50 is: 3,487.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.76 : 5,416 = 2,526.50 : x
  2. Step 2: Convert to fraction form
    3,923.76/5,416 = 2,526.50/x
  3. Step 3: Cross multiply
    3,923.76x = 5,416 × 2,526.50
  4. Step 4: Simplify right side
    3,923.76x = 13,683,524
  5. Step 5: Solve for x
    x = 13,683,524/3,923.76
  6. Step 6: Final answer
    x = 3,487.35

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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.