Home / 11,323.16-16,979.27-4,747.58

Finding the Fourth Proportional to 11,323.16, 16,979.27 and 4,747.58

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Solution

The fourth proportional to 11,323.16, 16,979.27 and 4,747.58 is: 7,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.16 : 16,979.27 = 4,747.58 : x
  2. Step 2: Convert to fraction form
    11,323.16/16,979.27 = 4,747.58/x
  3. Step 3: Cross multiply
    11,323.16x = 16,979.27 × 4,747.58
  4. Step 4: Simplify right side
    11,323.16x = 80,610,442.67
  5. Step 5: Solve for x
    x = 80,610,442.67/11,323.16
  6. Step 6: Final answer
    x = 7,119.08

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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.