Home / 11,358.83-17,038.45-4,342.11

Finding the Fourth Proportional to 11,358.83, 17,038.45 and 4,342.11

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Solution

The fourth proportional to 11,358.83, 17,038.45 and 4,342.11 is: 6,513.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,358.83 : 17,038.45 = 4,342.11 : x
  2. Step 2: Convert to fraction form
    11,358.83/17,038.45 = 4,342.11/x
  3. Step 3: Cross multiply
    11,358.83x = 17,038.45 × 4,342.11
  4. Step 4: Simplify right side
    11,358.83x = 73,982,765.66
  5. Step 5: Solve for x
    x = 73,982,765.66/11,358.83
  6. Step 6: Final answer
    x = 6,513.24

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1.5x scale

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.