Home / 1,779.53-2,456.06-1,033.40

Finding the Fourth Proportional to 1,779.53, 2,456.06 and 1,033.40

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Solution

The fourth proportional to 1,779.53, 2,456.06 and 1,033.40 is: 1,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779.53 : 2,456.06 = 1,033.40 : x
  2. Step 2: Convert to fraction form
    1,779.53/2,456.06 = 1,033.40/x
  3. Step 3: Cross multiply
    1,779.53x = 2,456.06 × 1,033.40
  4. Step 4: Simplify right side
    1,779.53x = 2,538,093.38
  5. Step 5: Solve for x
    x = 2,538,093.38/1,779.53
  6. Step 6: Final answer
    x = 1,426.28

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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.