Home / 10,654.08-15,981.44-4,494.08

Finding the Fourth Proportional to 10,654.08, 15,981.44 and 4,494.08

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Solution

The fourth proportional to 10,654.08, 15,981.44 and 4,494.08 is: 6,741.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,654.08 : 15,981.44 = 4,494.08 : x
  2. Step 2: Convert to fraction form
    10,654.08/15,981.44 = 4,494.08/x
  3. Step 3: Cross multiply
    10,654.08x = 15,981.44 × 4,494.08
  4. Step 4: Simplify right side
    10,654.08x = 71,821,869.88
  5. Step 5: Solve for x
    x = 71,821,869.88/10,654.08
  6. Step 6: Final answer
    x = 6,741.25

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1.5x scale

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.