Home / 1,817.35-2,508.33-1,071.03

Finding the Fourth Proportional to 1,817.35, 2,508.33 and 1,071.03

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Solution

The fourth proportional to 1,817.35, 2,508.33 and 1,071.03 is: 1,478.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.35 : 2,508.33 = 1,071.03 : x
  2. Step 2: Convert to fraction form
    1,817.35/2,508.33 = 1,071.03/x
  3. Step 3: Cross multiply
    1,817.35x = 2,508.33 × 1,071.03
  4. Step 4: Simplify right side
    1,817.35x = 2,686,510.10
  5. Step 5: Solve for x
    x = 2,686,510.10/1,817.35
  6. Step 6: Final answer
    x = 1,478.26

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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.