Home / 9,118.44-13,683.13-3,275.51

Finding the Fourth Proportional to 9,118.44, 13,683.13 and 3,275.51

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Solution

The fourth proportional to 9,118.44, 13,683.13 and 3,275.51 is: 4,915.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,118.44 : 13,683.13 = 3,275.51 : x
  2. Step 2: Convert to fraction form
    9,118.44/13,683.13 = 3,275.51/x
  3. Step 3: Cross multiply
    9,118.44x = 13,683.13 × 3,275.51
  4. Step 4: Simplify right side
    9,118.44x = 44,819,152.54
  5. Step 5: Solve for x
    x = 44,819,152.54/9,118.44
  6. Step 6: Final answer
    x = 4,915.22

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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.