Home / 8,693.28-13,041.84-2,770.56

Finding the Fourth Proportional to 8,693.28, 13,041.84 and 2,770.56

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Solution

The fourth proportional to 8,693.28, 13,041.84 and 2,770.56 is: 4,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.28 : 13,041.84 = 2,770.56 : x
  2. Step 2: Convert to fraction form
    8,693.28/13,041.84 = 2,770.56/x
  3. Step 3: Cross multiply
    8,693.28x = 13,041.84 × 2,770.56
  4. Step 4: Simplify right side
    8,693.28x = 36,133,200.23
  5. Step 5: Solve for x
    x = 36,133,200.23/8,693.28
  6. Step 6: Final answer
    x = 4,156.45

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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.