Home / 7,153.75-10,718.11-4,963.87

Finding the Fourth Proportional to 7,153.75, 10,718.11 and 4,963.87

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Solution

The fourth proportional to 7,153.75, 10,718.11 and 4,963.87 is: 7,437.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.75 : 10,718.11 = 4,963.87 : x
  2. Step 2: Convert to fraction form
    7,153.75/10,718.11 = 4,963.87/x
  3. Step 3: Cross multiply
    7,153.75x = 10,718.11 × 4,963.87
  4. Step 4: Simplify right side
    7,153.75x = 53,203,304.69
  5. Step 5: Solve for x
    x = 53,203,304.69/7,153.75
  6. Step 6: Final answer
    x = 7,437.12

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1.5x scale

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.