Home / 11,339.19-15,650.96-7,563.51

Finding the Fourth Proportional to 11,339.19, 15,650.96 and 7,563.51

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Solution

The fourth proportional to 11,339.19, 15,650.96 and 7,563.51 is: 10,439.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,339.19 : 15,650.96 = 7,563.51 : x
  2. Step 2: Convert to fraction form
    11,339.19/15,650.96 = 7,563.51/x
  3. Step 3: Cross multiply
    11,339.19x = 15,650.96 × 7,563.51
  4. Step 4: Simplify right side
    11,339.19x = 118,376,154.65
  5. Step 5: Solve for x
    x = 118,376,154.65/11,339.19
  6. Step 6: Final answer
    x = 10,439.56

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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.