Home / 11,342.40-17,010.90-4,323.14

Finding the Fourth Proportional to 11,342.40, 17,010.90 and 4,323.14

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Solution

The fourth proportional to 11,342.40, 17,010.90 and 4,323.14 is: 6,483.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,342.40 : 17,010.90 = 4,323.14 : x
  2. Step 2: Convert to fraction form
    11,342.40/17,010.90 = 4,323.14/x
  3. Step 3: Cross multiply
    11,342.40x = 17,010.90 × 4,323.14
  4. Step 4: Simplify right side
    11,342.40x = 73,540,502.23
  5. Step 5: Solve for x
    x = 73,540,502.23/11,342.40
  6. Step 6: Final answer
    x = 6,483.68

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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.