Home / 11,314.08-15,610.24-7,335.36

Finding the Fourth Proportional to 11,314.08, 15,610.24 and 7,335.36

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Solution

The fourth proportional to 11,314.08, 15,610.24 and 7,335.36 is: 10,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,314.08 : 15,610.24 = 7,335.36 : x
  2. Step 2: Convert to fraction form
    11,314.08/15,610.24 = 7,335.36/x
  3. Step 3: Cross multiply
    11,314.08x = 15,610.24 × 7,335.36
  4. Step 4: Simplify right side
    11,314.08x = 114,506,730.09
  5. Step 5: Solve for x
    x = 114,506,730.09/11,314.08
  6. Step 6: Final answer
    x = 10,120.73

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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.