Home / 1,181.27-1,762.68-1,058.29

Finding the Fourth Proportional to 1,181.27, 1,762.68 and 1,058.29

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Solution

The fourth proportional to 1,181.27, 1,762.68 and 1,058.29 is: 1,579.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181.27 : 1,762.68 = 1,058.29 : x
  2. Step 2: Convert to fraction form
    1,181.27/1,762.68 = 1,058.29/x
  3. Step 3: Cross multiply
    1,181.27x = 1,762.68 × 1,058.29
  4. Step 4: Simplify right side
    1,181.27x = 1,865,420.23
  5. Step 5: Solve for x
    x = 1,865,420.23/1,181.27
  6. Step 6: Final answer
    x = 1,579.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.