Home / 2,148.32-3,222.28-588.26

Finding the Fourth Proportional to 2,148.32, 3,222.28 and 588.26

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Solution

The fourth proportional to 2,148.32, 3,222.28 and 588.26 is: 882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148.32 : 3,222.28 = 588.26 : x
  2. Step 2: Convert to fraction form
    2,148.32/3,222.28 = 588.26/x
  3. Step 3: Cross multiply
    2,148.32x = 3,222.28 × 588.26
  4. Step 4: Simplify right side
    2,148.32x = 1,895,547.22
  5. Step 5: Solve for x
    x = 1,895,547.22/2,148.32
  6. Step 6: Final answer
    x = 882.34

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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.