Home / 1,302.22-1,954.41-1,031.14

Finding the Fourth Proportional to 1,302.22, 1,954.41 and 1,031.14

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Solution

The fourth proportional to 1,302.22, 1,954.41 and 1,031.14 is: 1,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302.22 : 1,954.41 = 1,031.14 : x
  2. Step 2: Convert to fraction form
    1,302.22/1,954.41 = 1,031.14/x
  3. Step 3: Cross multiply
    1,302.22x = 1,954.41 × 1,031.14
  4. Step 4: Simplify right side
    1,302.22x = 2,015,270.33
  5. Step 5: Solve for x
    x = 2,015,270.33/1,302.22
  6. Step 6: Final answer
    x = 1,547.57

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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.