Home / 6,670.68-10,002.90-2,774.04

Finding the Fourth Proportional to 6,670.68, 10,002.90 and 2,774.04

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Solution

The fourth proportional to 6,670.68, 10,002.90 and 2,774.04 is: 4,159.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,670.68 : 10,002.90 = 2,774.04 : x
  2. Step 2: Convert to fraction form
    6,670.68/10,002.90 = 2,774.04/x
  3. Step 3: Cross multiply
    6,670.68x = 10,002.90 × 2,774.04
  4. Step 4: Simplify right side
    6,670.68x = 27,748,444.72
  5. Step 5: Solve for x
    x = 27,748,444.72/6,670.68
  6. Step 6: Final answer
    x = 4,159.76

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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.