Home / 5,340.03-8,010.05-3,888.42

Finding the Fourth Proportional to 5,340.03, 8,010.05 and 3,888.42

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Solution

The fourth proportional to 5,340.03, 8,010.05 and 3,888.42 is: 5,832.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,340.03 : 8,010.05 = 3,888.42 : x
  2. Step 2: Convert to fraction form
    5,340.03/8,010.05 = 3,888.42/x
  3. Step 3: Cross multiply
    5,340.03x = 8,010.05 × 3,888.42
  4. Step 4: Simplify right side
    5,340.03x = 31,146,419.18
  5. Step 5: Solve for x
    x = 31,146,419.18/5,340.03
  6. Step 6: Final answer
    x = 5,832.63

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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.