Home / 2,258.51-3,119.19-1,552.22

Finding the Fourth Proportional to 2,258.51, 3,119.19 and 1,552.22

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Solution

The fourth proportional to 2,258.51, 3,119.19 and 1,552.22 is: 2,143.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258.51 : 3,119.19 = 1,552.22 : x
  2. Step 2: Convert to fraction form
    2,258.51/3,119.19 = 1,552.22/x
  3. Step 3: Cross multiply
    2,258.51x = 3,119.19 × 1,552.22
  4. Step 4: Simplify right side
    2,258.51x = 4,841,669.10
  5. Step 5: Solve for x
    x = 4,841,669.10/2,258.51
  6. Step 6: Final answer
    x = 2,143.74

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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.