Home / 1,748.27-2,622.51-652.26

Finding the Fourth Proportional to 1,748.27, 2,622.51 and 652.26

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Solution

The fourth proportional to 1,748.27, 2,622.51 and 652.26 is: 978.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,748.27 : 2,622.51 = 652.26 : x
  2. Step 2: Convert to fraction form
    1,748.27/2,622.51 = 652.26/x
  3. Step 3: Cross multiply
    1,748.27x = 2,622.51 × 652.26
  4. Step 4: Simplify right side
    1,748.27x = 1,710,555.11
  5. Step 5: Solve for x
    x = 1,710,555.11/1,748.27
  6. Step 6: Final answer
    x = 978.43

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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.