Home / 5,153.60-7,724.16-2,376.48

Finding the Fourth Proportional to 5,153.60, 7,724.16 and 2,376.48

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Solution

The fourth proportional to 5,153.60, 7,724.16 and 2,376.48 is: 3,561.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.60 : 7,724.16 = 2,376.48 : x
  2. Step 2: Convert to fraction form
    5,153.60/7,724.16 = 2,376.48/x
  3. Step 3: Cross multiply
    5,153.60x = 7,724.16 × 2,376.48
  4. Step 4: Simplify right side
    5,153.60x = 18,356,311.76
  5. Step 5: Solve for x
    x = 18,356,311.76/5,153.60
  6. Step 6: Final answer
    x = 3,561.84

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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.