Home / 9,088.66-12,540.44-5,360.50

Finding the Fourth Proportional to 9,088.66, 12,540.44 and 5,360.50

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Solution

The fourth proportional to 9,088.66, 12,540.44 and 5,360.50 is: 7,396.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,088.66 : 12,540.44 = 5,360.50 : x
  2. Step 2: Convert to fraction form
    9,088.66/12,540.44 = 5,360.50/x
  3. Step 3: Cross multiply
    9,088.66x = 12,540.44 × 5,360.50
  4. Step 4: Simplify right side
    9,088.66x = 67,223,028.62
  5. Step 5: Solve for x
    x = 67,223,028.62/9,088.66
  6. Step 6: Final answer
    x = 7,396.36

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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.