Home / 6,531.28-9,798.34-2,148.52

Finding the Fourth Proportional to 6,531.28, 9,798.34 and 2,148.52

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Solution

The fourth proportional to 6,531.28, 9,798.34 and 2,148.52 is: 3,223.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.28 : 9,798.34 = 2,148.52 : x
  2. Step 2: Convert to fraction form
    6,531.28/9,798.34 = 2,148.52/x
  3. Step 3: Cross multiply
    6,531.28x = 9,798.34 × 2,148.52
  4. Step 4: Simplify right side
    6,531.28x = 21,051,929.46
  5. Step 5: Solve for x
    x = 21,051,929.46/6,531.28
  6. Step 6: Final answer
    x = 3,223.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.