Home / 9,517.48-13,138.67-6,336.07

Finding the Fourth Proportional to 9,517.48, 13,138.67 and 6,336.07

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Solution

The fourth proportional to 9,517.48, 13,138.67 and 6,336.07 is: 8,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517.48 : 13,138.67 = 6,336.07 : x
  2. Step 2: Convert to fraction form
    9,517.48/13,138.67 = 6,336.07/x
  3. Step 3: Cross multiply
    9,517.48x = 13,138.67 × 6,336.07
  4. Step 4: Simplify right side
    9,517.48x = 83,247,515.82
  5. Step 5: Solve for x
    x = 83,247,515.82/9,517.48
  6. Step 6: Final answer
    x = 8,746.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.