Home / 1,730.40-2,577.24-1,722.03

Finding the Fourth Proportional to 1,730.40, 2,577.24 and 1,722.03

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Solution

The fourth proportional to 1,730.40, 2,577.24 and 1,722.03 is: 2,564.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.40 : 2,577.24 = 1,722.03 : x
  2. Step 2: Convert to fraction form
    1,730.40/2,577.24 = 1,722.03/x
  3. Step 3: Cross multiply
    1,730.40x = 2,577.24 × 1,722.03
  4. Step 4: Simplify right side
    1,730.40x = 4,438,084.60
  5. Step 5: Solve for x
    x = 4,438,084.60/1,730.40
  6. Step 6: Final answer
    x = 2,564.77

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.