Home / 11,078.74-15,288.71-6,043.07

Finding the Fourth Proportional to 11,078.74, 15,288.71 and 6,043.07

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Solution

The fourth proportional to 11,078.74, 15,288.71 and 6,043.07 is: 8,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.74 : 15,288.71 = 6,043.07 : x
  2. Step 2: Convert to fraction form
    11,078.74/15,288.71 = 6,043.07/x
  3. Step 3: Cross multiply
    11,078.74x = 15,288.71 × 6,043.07
  4. Step 4: Simplify right side
    11,078.74x = 92,390,803.73
  5. Step 5: Solve for x
    x = 92,390,803.73/11,078.74
  6. Step 6: Final answer
    x = 8,339.47

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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.