Home / 7,353.64-10,148.07-3,996.46

Finding the Fourth Proportional to 7,353.64, 10,148.07 and 3,996.46

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Solution

The fourth proportional to 7,353.64, 10,148.07 and 3,996.46 is: 5,515.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.64 : 10,148.07 = 3,996.46 : x
  2. Step 2: Convert to fraction form
    7,353.64/10,148.07 = 3,996.46/x
  3. Step 3: Cross multiply
    7,353.64x = 10,148.07 × 3,996.46
  4. Step 4: Simplify right side
    7,353.64x = 40,556,355.83
  5. Step 5: Solve for x
    x = 40,556,355.83/7,353.64
  6. Step 6: Final answer
    x = 5,515.14

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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.