Home / 1,925.36-2,887.32-1,058.48

Finding the Fourth Proportional to 1,925.36, 2,887.32 and 1,058.48

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Solution

The fourth proportional to 1,925.36, 2,887.32 and 1,058.48 is: 1,587.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.36 : 2,887.32 = 1,058.48 : x
  2. Step 2: Convert to fraction form
    1,925.36/2,887.32 = 1,058.48/x
  3. Step 3: Cross multiply
    1,925.36x = 2,887.32 × 1,058.48
  4. Step 4: Simplify right side
    1,925.36x = 3,056,170.47
  5. Step 5: Solve for x
    x = 3,056,170.47/1,925.36
  6. Step 6: Final answer
    x = 1,587.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.