Home / 7,338.24-11,007.36-5,690.70

Finding the Fourth Proportional to 7,338.24, 11,007.36 and 5,690.70

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Solution

The fourth proportional to 7,338.24, 11,007.36 and 5,690.70 is: 8,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.24 : 11,007.36 = 5,690.70 : x
  2. Step 2: Convert to fraction form
    7,338.24/11,007.36 = 5,690.70/x
  3. Step 3: Cross multiply
    7,338.24x = 11,007.36 × 5,690.70
  4. Step 4: Simplify right side
    7,338.24x = 62,639,583.55
  5. Step 5: Solve for x
    x = 62,639,583.55/7,338.24
  6. Step 6: Final answer
    x = 8,536.05

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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.