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Finding the Fourth Proportional to 5,881.72, 8,823.66 and 1,933.20

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Solution

The fourth proportional to 5,881.72, 8,823.66 and 1,933.20 is: 2,900.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881.72 : 8,823.66 = 1,933.20 : x
  2. Step 2: Convert to fraction form
    5,881.72/8,823.66 = 1,933.20/x
  3. Step 3: Cross multiply
    5,881.72x = 8,823.66 × 1,933.20
  4. Step 4: Simplify right side
    5,881.72x = 17,057,885.20
  5. Step 5: Solve for x
    x = 17,057,885.20/5,881.72
  6. Step 6: Final answer
    x = 2,900.15

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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.