Home / 2,101.14-2,897.64-1,627.53

Finding the Fourth Proportional to 2,101.14, 2,897.64 and 1,627.53

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Solution

The fourth proportional to 2,101.14, 2,897.64 and 1,627.53 is: 2,244.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.14 : 2,897.64 = 1,627.53 : x
  2. Step 2: Convert to fraction form
    2,101.14/2,897.64 = 1,627.53/x
  3. Step 3: Cross multiply
    2,101.14x = 2,897.64 × 1,627.53
  4. Step 4: Simplify right side
    2,101.14x = 4,715,985.16
  5. Step 5: Solve for x
    x = 4,715,985.16/2,101.14
  6. Step 6: Final answer
    x = 2,244.49

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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.