Home / 2,258.77-3,119.54-1,552.48

Finding the Fourth Proportional to 2,258.77, 3,119.54 and 1,552.48

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Solution

The fourth proportional to 2,258.77, 3,119.54 and 1,552.48 is: 2,144.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.77 : 3,119.54 = 1,552.48 : x
  2. Step 2: Convert to fraction form
    2,258.77/3,119.54 = 1,552.48/x
  3. Step 3: Cross multiply
    2,258.77x = 3,119.54 × 1,552.48
  4. Step 4: Simplify right side
    2,258.77x = 4,843,023.46
  5. Step 5: Solve for x
    x = 4,843,023.46/2,258.77
  6. Step 6: Final answer
    x = 2,144.10

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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.