Home / 7,226.61-10,838.70-2,845.32

Finding the Fourth Proportional to 7,226.61, 10,838.70 and 2,845.32

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Solution

The fourth proportional to 7,226.61, 10,838.70 and 2,845.32 is: 4,267.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,226.61 : 10,838.70 = 2,845.32 : x
  2. Step 2: Convert to fraction form
    7,226.61/10,838.70 = 2,845.32/x
  3. Step 3: Cross multiply
    7,226.61x = 10,838.70 × 2,845.32
  4. Step 4: Simplify right side
    7,226.61x = 30,839,569.88
  5. Step 5: Solve for x
    x = 30,839,569.88/7,226.61
  6. Step 6: Final answer
    x = 4,267.50

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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.