Home / 1,627.47-2,244.06-1,155.51

Finding the Fourth Proportional to 1,627.47, 2,244.06 and 1,155.51

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Solution

The fourth proportional to 1,627.47, 2,244.06 and 1,155.51 is: 1,593.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.47 : 2,244.06 = 1,155.51 : x
  2. Step 2: Convert to fraction form
    1,627.47/2,244.06 = 1,155.51/x
  3. Step 3: Cross multiply
    1,627.47x = 2,244.06 × 1,155.51
  4. Step 4: Simplify right side
    1,627.47x = 2,593,033.77
  5. Step 5: Solve for x
    x = 2,593,033.77/1,627.47
  6. Step 6: Final answer
    x = 1,593.29

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1.5x scale

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.