Home / 2,223.48-3,336.03-1,358.40

Finding the Fourth Proportional to 2,223.48, 3,336.03 and 1,358.40

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Solution

The fourth proportional to 2,223.48, 3,336.03 and 1,358.40 is: 2,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.48 : 3,336.03 = 1,358.40 : x
  2. Step 2: Convert to fraction form
    2,223.48/3,336.03 = 1,358.40/x
  3. Step 3: Cross multiply
    2,223.48x = 3,336.03 × 1,358.40
  4. Step 4: Simplify right side
    2,223.48x = 4,531,663.15
  5. Step 5: Solve for x
    x = 4,531,663.15/2,223.48
  6. Step 6: Final answer
    x = 2,038.09

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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.