Home / 7,353.58-10,148.03-3,996.46

Finding the Fourth Proportional to 7,353.58, 10,148.03 and 3,996.46

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Solution

The fourth proportional to 7,353.58, 10,148.03 and 3,996.46 is: 5,515.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.58 : 10,148.03 = 3,996.46 : x
  2. Step 2: Convert to fraction form
    7,353.58/10,148.03 = 3,996.46/x
  3. Step 3: Cross multiply
    7,353.58x = 10,148.03 × 3,996.46
  4. Step 4: Simplify right side
    7,353.58x = 40,556,155.22
  5. Step 5: Solve for x
    x = 40,556,155.22/7,353.58
  6. Step 6: Final answer
    x = 5,515.16

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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.