Home / 7,388.17-10,196.76-4,405.75

Finding the Fourth Proportional to 7,388.17, 10,196.76 and 4,405.75

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Solution

The fourth proportional to 7,388.17, 10,196.76 and 4,405.75 is: 6,080.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.17 : 10,196.76 = 4,405.75 : x
  2. Step 2: Convert to fraction form
    7,388.17/10,196.76 = 4,405.75/x
  3. Step 3: Cross multiply
    7,388.17x = 10,196.76 × 4,405.75
  4. Step 4: Simplify right side
    7,388.17x = 44,924,375.37
  5. Step 5: Solve for x
    x = 44,924,375.37/7,388.17
  6. Step 6: Final answer
    x = 6,080.58

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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.