Home / 2,331.24-3,510.74-2,102.76

Finding the Fourth Proportional to 2,331.24, 3,510.74 and 2,102.76

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Solution

The fourth proportional to 2,331.24, 3,510.74 and 2,102.76 is: 3,166.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.24 : 3,510.74 = 2,102.76 : x
  2. Step 2: Convert to fraction form
    2,331.24/3,510.74 = 2,102.76/x
  3. Step 3: Cross multiply
    2,331.24x = 3,510.74 × 2,102.76
  4. Step 4: Simplify right side
    2,331.24x = 7,382,243.64
  5. Step 5: Solve for x
    x = 7,382,243.64/2,331.24
  6. Step 6: Final answer
    x = 3,166.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.