Home / 5,153.75-7,724.29-2,376.57

Finding the Fourth Proportional to 5,153.75, 7,724.29 and 2,376.57

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Solution

The fourth proportional to 5,153.75, 7,724.29 and 2,376.57 is: 3,561.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153.75 : 7,724.29 = 2,376.57 : x
  2. Step 2: Convert to fraction form
    5,153.75/7,724.29 = 2,376.57/x
  3. Step 3: Cross multiply
    5,153.75x = 7,724.29 × 2,376.57
  4. Step 4: Simplify right side
    5,153.75x = 18,357,271.32
  5. Step 5: Solve for x
    x = 18,357,271.32/5,153.75
  6. Step 6: Final answer
    x = 3,561.93

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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.