Home / 2,101.26-2,897.60-1,803.52

Finding the Fourth Proportional to 2,101.26, 2,897.60 and 1,803.52

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Solution

The fourth proportional to 2,101.26, 2,897.60 and 1,803.52 is: 2,487.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,101.26 : 2,897.60 = 1,803.52 : x
  2. Step 2: Convert to fraction form
    2,101.26/2,897.60 = 1,803.52/x
  3. Step 3: Cross multiply
    2,101.26x = 2,897.60 × 1,803.52
  4. Step 4: Simplify right side
    2,101.26x = 5,225,863.29
  5. Step 5: Solve for x
    x = 5,225,863.29/2,101.26
  6. Step 6: Final answer
    x = 2,487.01

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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.