Home / 11,473.12-15,833.09-6,368.50

Finding the Fourth Proportional to 11,473.12, 15,833.09 and 6,368.50

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Solution

The fourth proportional to 11,473.12, 15,833.09 and 6,368.50 is: 8,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,473.12 : 15,833.09 = 6,368.50 : x
  2. Step 2: Convert to fraction form
    11,473.12/15,833.09 = 6,368.50/x
  3. Step 3: Cross multiply
    11,473.12x = 15,833.09 × 6,368.50
  4. Step 4: Simplify right side
    11,473.12x = 100,833,033.67
  5. Step 5: Solve for x
    x = 100,833,033.67/11,473.12
  6. Step 6: Final answer
    x = 8,788.63

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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.