Home / 2,177.55-3,264.03-1,583.13

Finding the Fourth Proportional to 2,177.55, 3,264.03 and 1,583.13

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Solution

The fourth proportional to 2,177.55, 3,264.03 and 1,583.13 is: 2,373.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.55 : 3,264.03 = 1,583.13 : x
  2. Step 2: Convert to fraction form
    2,177.55/3,264.03 = 1,583.13/x
  3. Step 3: Cross multiply
    2,177.55x = 3,264.03 × 1,583.13
  4. Step 4: Simplify right side
    2,177.55x = 5,167,383.81
  5. Step 5: Solve for x
    x = 5,167,383.81/2,177.55
  6. Step 6: Final answer
    x = 2,373.03

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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.