Home / 2,187.53-3,018.51-1,597.04

Finding the Fourth Proportional to 2,187.53, 3,018.51 and 1,597.04

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Solution

The fourth proportional to 2,187.53, 3,018.51 and 1,597.04 is: 2,203.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187.53 : 3,018.51 = 1,597.04 : x
  2. Step 2: Convert to fraction form
    2,187.53/3,018.51 = 1,597.04/x
  3. Step 3: Cross multiply
    2,187.53x = 3,018.51 × 1,597.04
  4. Step 4: Simplify right side
    2,187.53x = 4,820,666.12
  5. Step 5: Solve for x
    x = 4,820,666.12/2,187.53
  6. Step 6: Final answer
    x = 2,203.71

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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.