Home / 11,079.16-15,289.18-6,043.28

Finding the Fourth Proportional to 11,079.16, 15,289.18 and 6,043.28

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Solution

The fourth proportional to 11,079.16, 15,289.18 and 6,043.28 is: 8,339.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,079.16 : 15,289.18 = 6,043.28 : x
  2. Step 2: Convert to fraction form
    11,079.16/15,289.18 = 6,043.28/x
  3. Step 3: Cross multiply
    11,079.16x = 15,289.18 × 6,043.28
  4. Step 4: Simplify right side
    11,079.16x = 92,396,795.71
  5. Step 5: Solve for x
    x = 92,396,795.71/11,079.16
  6. Step 6: Final answer
    x = 8,339.69

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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.