Home / 2,418.29-3,627.62-1,031.63

Finding the Fourth Proportional to 2,418.29, 3,627.62 and 1,031.63

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Solution

The fourth proportional to 2,418.29, 3,627.62 and 1,031.63 is: 1,547.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,418.29 : 3,627.62 = 1,031.63 : x
  2. Step 2: Convert to fraction form
    2,418.29/3,627.62 = 1,031.63/x
  3. Step 3: Cross multiply
    2,418.29x = 3,627.62 × 1,031.63
  4. Step 4: Simplify right side
    2,418.29x = 3,742,361.62
  5. Step 5: Solve for x
    x = 3,742,361.62/2,418.29
  6. Step 6: Final answer
    x = 1,547.52

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1.5x scale

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.