Home / 2,319.76-3,479.32-588.28

Finding the Fourth Proportional to 2,319.76, 3,479.32 and 588.28

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Solution

The fourth proportional to 2,319.76, 3,479.32 and 588.28 is: 882.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319.76 : 3,479.32 = 588.28 : x
  2. Step 2: Convert to fraction form
    2,319.76/3,479.32 = 588.28/x
  3. Step 3: Cross multiply
    2,319.76x = 3,479.32 × 588.28
  4. Step 4: Simplify right side
    2,319.76x = 2,046,814.37
  5. Step 5: Solve for x
    x = 2,046,814.37/2,319.76
  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.