Home / 10,693.76-16,043.12-3,298.06

Finding the Fourth Proportional to 10,693.76, 16,043.12 and 3,298.06

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Solution

The fourth proportional to 10,693.76, 16,043.12 and 3,298.06 is: 4,947.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693.76 : 16,043.12 = 3,298.06 : x
  2. Step 2: Convert to fraction form
    10,693.76/16,043.12 = 3,298.06/x
  3. Step 3: Cross multiply
    10,693.76x = 16,043.12 × 3,298.06
  4. Step 4: Simplify right side
    10,693.76x = 52,911,075.64
  5. Step 5: Solve for x
    x = 52,911,075.64/10,693.76
  6. Step 6: Final answer
    x = 4,947.85

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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.