Home / 8,233.04-11,364.36-6,919.76

Finding the Fourth Proportional to 8,233.04, 11,364.36 and 6,919.76

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Solution

The fourth proportional to 8,233.04, 11,364.36 and 6,919.76 is: 9,551.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,233.04 : 11,364.36 = 6,919.76 : x
  2. Step 2: Convert to fraction form
    8,233.04/11,364.36 = 6,919.76/x
  3. Step 3: Cross multiply
    8,233.04x = 11,364.36 × 6,919.76
  4. Step 4: Simplify right side
    8,233.04x = 78,638,643.75
  5. Step 5: Solve for x
    x = 78,638,643.75/8,233.04
  6. Step 6: Final answer
    x = 9,551.59

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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.