Home / 1,693.38-2,533.69-1,000.43

Finding the Fourth Proportional to 1,693.38, 2,533.69 and 1,000.43

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Solution

The fourth proportional to 1,693.38, 2,533.69 and 1,000.43 is: 1,496.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,693.38 : 2,533.69 = 1,000.43 : x
  2. Step 2: Convert to fraction form
    1,693.38/2,533.69 = 1,000.43/x
  3. Step 3: Cross multiply
    1,693.38x = 2,533.69 × 1,000.43
  4. Step 4: Simplify right side
    1,693.38x = 2,534,779.49
  5. Step 5: Solve for x
    x = 2,534,779.49/1,693.38
  6. Step 6: Final answer
    x = 1,496.88

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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.