Home / 7,339.05-11,008.47-2,956.40

Finding the Fourth Proportional to 7,339.05, 11,008.47 and 2,956.40

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Solution

The fourth proportional to 7,339.05, 11,008.47 and 2,956.40 is: 4,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.05 : 11,008.47 = 2,956.40 : x
  2. Step 2: Convert to fraction form
    7,339.05/11,008.47 = 2,956.40/x
  3. Step 3: Cross multiply
    7,339.05x = 11,008.47 × 2,956.40
  4. Step 4: Simplify right side
    7,339.05x = 32,545,440.71
  5. Step 5: Solve for x
    x = 32,545,440.71/7,339.05
  6. Step 6: Final answer
    x = 4,434.56

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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.