Home / 9,111.21-12,576.07-5,924.55

Finding the Fourth Proportional to 9,111.21, 12,576.07 and 5,924.55

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Solution

The fourth proportional to 9,111.21, 12,576.07 and 5,924.55 is: 8,177.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,111.21 : 12,576.07 = 5,924.55 : x
  2. Step 2: Convert to fraction form
    9,111.21/12,576.07 = 5,924.55/x
  3. Step 3: Cross multiply
    9,111.21x = 12,576.07 × 5,924.55
  4. Step 4: Simplify right side
    9,111.21x = 74,507,555.52
  5. Step 5: Solve for x
    x = 74,507,555.52/9,111.21
  6. Step 6: Final answer
    x = 8,177.57

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Half scale
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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.