Home / 7,495.26-10,343.61-4,138.06

Finding the Fourth Proportional to 7,495.26, 10,343.61 and 4,138.06

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Solution

The fourth proportional to 7,495.26, 10,343.61 and 4,138.06 is: 5,710.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.26 : 10,343.61 = 4,138.06 : x
  2. Step 2: Convert to fraction form
    7,495.26/10,343.61 = 4,138.06/x
  3. Step 3: Cross multiply
    7,495.26x = 10,343.61 × 4,138.06
  4. Step 4: Simplify right side
    7,495.26x = 42,802,478.80
  5. Step 5: Solve for x
    x = 42,802,478.80/7,495.26
  6. Step 6: Final answer
    x = 5,710.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.