Home / 2,953.29-4,057.30-2,642.67

Finding the Fourth Proportional to 2,953.29, 4,057.30 and 2,642.67

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Solution

The fourth proportional to 2,953.29, 4,057.30 and 2,642.67 is: 3,630.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953.29 : 4,057.30 = 2,642.67 : x
  2. Step 2: Convert to fraction form
    2,953.29/4,057.30 = 2,642.67/x
  3. Step 3: Cross multiply
    2,953.29x = 4,057.30 × 2,642.67
  4. Step 4: Simplify right side
    2,953.29x = 10,722,104.99
  5. Step 5: Solve for x
    x = 10,722,104.99/2,953.29
  6. Step 6: Final answer
    x = 3,630.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.