Home / 2,552.76-3,521.20-1,668.54

Finding the Fourth Proportional to 2,552.76, 3,521.20 and 1,668.54

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Solution

The fourth proportional to 2,552.76, 3,521.20 and 1,668.54 is: 2,301.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,552.76 : 3,521.20 = 1,668.54 : x
  2. Step 2: Convert to fraction form
    2,552.76/3,521.20 = 1,668.54/x
  3. Step 3: Cross multiply
    2,552.76x = 3,521.20 × 1,668.54
  4. Step 4: Simplify right side
    2,552.76x = 5,875,263.05
  5. Step 5: Solve for x
    x = 5,875,263.05/2,552.76
  6. Step 6: Final answer
    x = 2,301.53

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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.