Home / 3,088.68-4,629.24-1,355.28

Finding the Fourth Proportional to 3,088.68, 4,629.24 and 1,355.28

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Solution

The fourth proportional to 3,088.68, 4,629.24 and 1,355.28 is: 2,031.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.68 : 4,629.24 = 1,355.28 : x
  2. Step 2: Convert to fraction form
    3,088.68/4,629.24 = 1,355.28/x
  3. Step 3: Cross multiply
    3,088.68x = 4,629.24 × 1,355.28
  4. Step 4: Simplify right side
    3,088.68x = 6,273,916.39
  5. Step 5: Solve for x
    x = 6,273,916.39/3,088.68
  6. Step 6: Final answer
    x = 2,031.26

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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.