Home / 1,341.36-1,847.25-1,258.02

Finding the Fourth Proportional to 1,341.36, 1,847.25 and 1,258.02

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Solution

The fourth proportional to 1,341.36, 1,847.25 and 1,258.02 is: 1,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.36 : 1,847.25 = 1,258.02 : x
  2. Step 2: Convert to fraction form
    1,341.36/1,847.25 = 1,258.02/x
  3. Step 3: Cross multiply
    1,341.36x = 1,847.25 × 1,258.02
  4. Step 4: Simplify right side
    1,341.36x = 2,323,877.45
  5. Step 5: Solve for x
    x = 2,323,877.45/1,341.36
  6. Step 6: Final answer
    x = 1,732.48

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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.