Home / 7,337.69-11,007.52-2,143.49

Finding the Fourth Proportional to 7,337.69, 11,007.52 and 2,143.49

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Solution

The fourth proportional to 7,337.69, 11,007.52 and 2,143.49 is: 3,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,337.69 : 11,007.52 = 2,143.49 : x
  2. Step 2: Convert to fraction form
    7,337.69/11,007.52 = 2,143.49/x
  3. Step 3: Cross multiply
    7,337.69x = 11,007.52 × 2,143.49
  4. Step 4: Simplify right side
    7,337.69x = 23,594,509.04
  5. Step 5: Solve for x
    x = 23,594,509.04/7,337.69
  6. Step 6: Final answer
    x = 3,215.52

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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.