Home / 9,122.41-13,683.62-7,045.45

Finding the Fourth Proportional to 9,122.41, 13,683.62 and 7,045.45

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Solution

The fourth proportional to 9,122.41, 13,683.62 and 7,045.45 is: 10,568.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,122.41 : 13,683.62 = 7,045.45 : x
  2. Step 2: Convert to fraction form
    9,122.41/13,683.62 = 7,045.45/x
  3. Step 3: Cross multiply
    9,122.41x = 13,683.62 × 7,045.45
  4. Step 4: Simplify right side
    9,122.41x = 96,407,156.88
  5. Step 5: Solve for x
    x = 96,407,156.88/9,122.41
  6. Step 6: Final answer
    x = 10,568.17

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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.