Home / 5,319.48-7,340.02-2,961.56

Finding the Fourth Proportional to 5,319.48, 7,340.02 and 2,961.56

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Solution

The fourth proportional to 5,319.48, 7,340.02 and 2,961.56 is: 4,086.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,319.48 : 7,340.02 = 2,961.56 : x
  2. Step 2: Convert to fraction form
    5,319.48/7,340.02 = 2,961.56/x
  3. Step 3: Cross multiply
    5,319.48x = 7,340.02 × 2,961.56
  4. Step 4: Simplify right side
    5,319.48x = 21,737,909.63
  5. Step 5: Solve for x
    x = 21,737,909.63/5,319.48
  6. Step 6: Final answer
    x = 4,086.47

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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.