Home / 7,077.20-9,763.81-4,559.11

Finding the Fourth Proportional to 7,077.20, 9,763.81 and 4,559.11

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Solution

The fourth proportional to 7,077.20, 9,763.81 and 4,559.11 is: 6,289.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.20 : 9,763.81 = 4,559.11 : x
  2. Step 2: Convert to fraction form
    7,077.20/9,763.81 = 4,559.11/x
  3. Step 3: Cross multiply
    7,077.20x = 9,763.81 × 4,559.11
  4. Step 4: Simplify right side
    7,077.20x = 44,514,248.00
  5. Step 5: Solve for x
    x = 44,514,248.00/7,077.20
  6. Step 6: Final answer
    x = 6,289.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.