Home / 7,015.35-9,722.99-6,884.13

Finding the Fourth Proportional to 7,015.35, 9,722.99 and 6,884.13

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Solution

The fourth proportional to 7,015.35, 9,722.99 and 6,884.13 is: 9,541.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,015.35 : 9,722.99 = 6,884.13 : x
  2. Step 2: Convert to fraction form
    7,015.35/9,722.99 = 6,884.13/x
  3. Step 3: Cross multiply
    7,015.35x = 9,722.99 × 6,884.13
  4. Step 4: Simplify right side
    7,015.35x = 66,934,327.15
  5. Step 5: Solve for x
    x = 66,934,327.15/7,015.35
  6. Step 6: Final answer
    x = 9,541.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.