Home / 7,386.14-11,081.38-2,769.50

Finding the Fourth Proportional to 7,386.14, 11,081.38 and 2,769.50

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Solution

The fourth proportional to 7,386.14, 11,081.38 and 2,769.50 is: 4,155.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.14 : 11,081.38 = 2,769.50 : x
  2. Step 2: Convert to fraction form
    7,386.14/11,081.38 = 2,769.50/x
  3. Step 3: Cross multiply
    7,386.14x = 11,081.38 × 2,769.50
  4. Step 4: Simplify right side
    7,386.14x = 30,689,881.91
  5. Step 5: Solve for x
    x = 30,689,881.91/7,386.14
  6. Step 6: Final answer
    x = 4,155.06

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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.