Home / 5,447.13-7,515.33-3,088.82

Finding the Fourth Proportional to 5,447.13, 7,515.33 and 3,088.82

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Solution

The fourth proportional to 5,447.13, 7,515.33 and 3,088.82 is: 4,261.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447.13 : 7,515.33 = 3,088.82 : x
  2. Step 2: Convert to fraction form
    5,447.13/7,515.33 = 3,088.82/x
  3. Step 3: Cross multiply
    5,447.13x = 7,515.33 × 3,088.82
  4. Step 4: Simplify right side
    5,447.13x = 23,213,464.03
  5. Step 5: Solve for x
    x = 23,213,464.03/5,447.13
  6. Step 6: Final answer
    x = 4,261.60

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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.