Home / 6,539.04-9,808.56-1,920.96

Finding the Fourth Proportional to 6,539.04, 9,808.56 and 1,920.96

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Solution

The fourth proportional to 6,539.04, 9,808.56 and 1,920.96 is: 2,881.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,539.04 : 9,808.56 = 1,920.96 : x
  2. Step 2: Convert to fraction form
    6,539.04/9,808.56 = 1,920.96/x
  3. Step 3: Cross multiply
    6,539.04x = 9,808.56 × 1,920.96
  4. Step 4: Simplify right side
    6,539.04x = 18,841,851.42
  5. Step 5: Solve for x
    x = 18,841,851.42/6,539.04
  6. Step 6: Final answer
    x = 2,881.44

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Similar ratio
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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.