Home / 7,301.63-10,960.24-3,143.70

Finding the Fourth Proportional to 7,301.63, 10,960.24 and 3,143.70

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Solution

The fourth proportional to 7,301.63, 10,960.24 and 3,143.70 is: 4,718.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.63 : 10,960.24 = 3,143.70 : x
  2. Step 2: Convert to fraction form
    7,301.63/10,960.24 = 3,143.70/x
  3. Step 3: Cross multiply
    7,301.63x = 10,960.24 × 3,143.70
  4. Step 4: Simplify right side
    7,301.63x = 34,455,706.49
  5. Step 5: Solve for x
    x = 34,455,706.49/7,301.63
  6. Step 6: Final answer
    x = 4,718.91

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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.