Home / 10,320.60-15,482.02-3,298.98

Finding the Fourth Proportional to 10,320.60, 15,482.02 and 3,298.98

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Solution

The fourth proportional to 10,320.60, 15,482.02 and 3,298.98 is: 4,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,320.60 : 15,482.02 = 3,298.98 : x
  2. Step 2: Convert to fraction form
    10,320.60/15,482.02 = 3,298.98/x
  3. Step 3: Cross multiply
    10,320.60x = 15,482.02 × 3,298.98
  4. Step 4: Simplify right side
    10,320.60x = 51,074,874.34
  5. Step 5: Solve for x
    x = 51,074,874.34/10,320.60
  6. Step 6: Final answer
    x = 4,948.83

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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.