Home / 11,036.25-15,230.03-6,320.84

Finding the Fourth Proportional to 11,036.25, 15,230.03 and 6,320.84

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Solution

The fourth proportional to 11,036.25, 15,230.03 and 6,320.84 is: 8,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.25 : 15,230.03 = 6,320.84 : x
  2. Step 2: Convert to fraction form
    11,036.25/15,230.03 = 6,320.84/x
  3. Step 3: Cross multiply
    11,036.25x = 15,230.03 × 6,320.84
  4. Step 4: Simplify right side
    11,036.25x = 96,266,475.07
  5. Step 5: Solve for x
    x = 96,266,475.07/11,036.25
  6. Step 6: Final answer
    x = 8,722.75

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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.