Home / 11,132.16-16,686.36-5,576.64

Finding the Fourth Proportional to 11,132.16, 16,686.36 and 5,576.64

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Solution

The fourth proportional to 11,132.16, 16,686.36 and 5,576.64 is: 8,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.16 : 16,686.36 = 5,576.64 : x
  2. Step 2: Convert to fraction form
    11,132.16/16,686.36 = 5,576.64/x
  3. Step 3: Cross multiply
    11,132.16x = 16,686.36 × 5,576.64
  4. Step 4: Simplify right side
    11,132.16x = 93,053,822.63
  5. Step 5: Solve for x
    x = 93,053,822.63/11,132.16
  6. Step 6: Final answer
    x = 8,359.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.