Home / 7,106.42-10,664.85-5,736.17

Finding the Fourth Proportional to 7,106.42, 10,664.85 and 5,736.17

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Solution

The fourth proportional to 7,106.42, 10,664.85 and 5,736.17 is: 8,608.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.42 : 10,664.85 = 5,736.17 : x
  2. Step 2: Convert to fraction form
    7,106.42/10,664.85 = 5,736.17/x
  3. Step 3: Cross multiply
    7,106.42x = 10,664.85 × 5,736.17
  4. Step 4: Simplify right side
    7,106.42x = 61,175,339.30
  5. Step 5: Solve for x
    x = 61,175,339.30/7,106.42
  6. Step 6: Final answer
    x = 8,608.47

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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.