Home / 7,339.11-11,007.76-3,124.06

Finding the Fourth Proportional to 7,339.11, 11,007.76 and 3,124.06

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Solution

The fourth proportional to 7,339.11, 11,007.76 and 3,124.06 is: 4,685.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.11 : 11,007.76 = 3,124.06 : x
  2. Step 2: Convert to fraction form
    7,339.11/11,007.76 = 3,124.06/x
  3. Step 3: Cross multiply
    7,339.11x = 11,007.76 × 3,124.06
  4. Step 4: Simplify right side
    7,339.11x = 34,388,902.71
  5. Step 5: Solve for x
    x = 34,388,902.71/7,339.11
  6. Step 6: Final answer
    x = 4,685.70

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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.