Home / 11,339.66-17,005.56-4,317.98

Finding the Fourth Proportional to 11,339.66, 17,005.56 and 4,317.98

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Solution

The fourth proportional to 11,339.66, 17,005.56 and 4,317.98 is: 6,475.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.66 : 17,005.56 = 4,317.98 : x
  2. Step 2: Convert to fraction form
    11,339.66/17,005.56 = 4,317.98/x
  3. Step 3: Cross multiply
    11,339.66x = 17,005.56 × 4,317.98
  4. Step 4: Simplify right side
    11,339.66x = 73,429,667.97
  5. Step 5: Solve for x
    x = 73,429,667.97/11,339.66
  6. Step 6: Final answer
    x = 6,475.47

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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.