Home / 4,312.52-5,960.76-3,141.80

Finding the Fourth Proportional to 4,312.52, 5,960.76 and 3,141.80

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Solution

The fourth proportional to 4,312.52, 5,960.76 and 3,141.80 is: 4,342.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.52 : 5,960.76 = 3,141.80 : x
  2. Step 2: Convert to fraction form
    4,312.52/5,960.76 = 3,141.80/x
  3. Step 3: Cross multiply
    4,312.52x = 5,960.76 × 3,141.80
  4. Step 4: Simplify right side
    4,312.52x = 18,727,515.77
  5. Step 5: Solve for x
    x = 18,727,515.77/4,312.52
  6. Step 6: Final answer
    x = 4,342.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.