Home / 1,788.23-2,466.65-1,124.53

Finding the Fourth Proportional to 1,788.23, 2,466.65 and 1,124.53

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Solution

The fourth proportional to 1,788.23, 2,466.65 and 1,124.53 is: 1,551.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788.23 : 2,466.65 = 1,124.53 : x
  2. Step 2: Convert to fraction form
    1,788.23/2,466.65 = 1,124.53/x
  3. Step 3: Cross multiply
    1,788.23x = 2,466.65 × 1,124.53
  4. Step 4: Simplify right side
    1,788.23x = 2,773,832.44
  5. Step 5: Solve for x
    x = 2,773,832.44/1,788.23
  6. Step 6: Final answer
    x = 1,551.16

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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.