Home / 9,188.11-13,771.23-5,284.32

Finding the Fourth Proportional to 9,188.11, 13,771.23 and 5,284.32

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Solution

The fourth proportional to 9,188.11, 13,771.23 and 5,284.32 is: 7,920.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.11 : 13,771.23 = 5,284.32 : x
  2. Step 2: Convert to fraction form
    9,188.11/13,771.23 = 5,284.32/x
  3. Step 3: Cross multiply
    9,188.11x = 13,771.23 × 5,284.32
  4. Step 4: Simplify right side
    9,188.11x = 72,771,490.84
  5. Step 5: Solve for x
    x = 72,771,490.84/9,188.11
  6. Step 6: Final answer
    x = 7,920.18

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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.