Home / 11,036.57-15,234.58-6,788.32

Finding the Fourth Proportional to 11,036.57, 15,234.58 and 6,788.32

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Solution

The fourth proportional to 11,036.57, 15,234.58 and 6,788.32 is: 9,370.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,036.57 : 15,234.58 = 6,788.32 : x
  2. Step 2: Convert to fraction form
    11,036.57/15,234.58 = 6,788.32/x
  3. Step 3: Cross multiply
    11,036.57x = 15,234.58 × 6,788.32
  4. Step 4: Simplify right side
    11,036.57x = 103,417,174.50
  5. Step 5: Solve for x
    x = 103,417,174.50/11,036.57
  6. Step 6: Final answer
    x = 9,370.41

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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.