Home / 10,579.04-15,870.24-3,654.08

Finding the Fourth Proportional to 10,579.04, 15,870.24 and 3,654.08

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Solution

The fourth proportional to 10,579.04, 15,870.24 and 3,654.08 is: 5,481.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.04 : 15,870.24 = 3,654.08 : x
  2. Step 2: Convert to fraction form
    10,579.04/15,870.24 = 3,654.08/x
  3. Step 3: Cross multiply
    10,579.04x = 15,870.24 × 3,654.08
  4. Step 4: Simplify right side
    10,579.04x = 57,991,126.58
  5. Step 5: Solve for x
    x = 57,991,126.58/10,579.04
  6. Step 6: Final answer
    x = 5,481.70

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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.