Home / 7,353.52-10,147.24-4,328.15

Finding the Fourth Proportional to 7,353.52, 10,147.24 and 4,328.15

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Solution

The fourth proportional to 7,353.52, 10,147.24 and 4,328.15 is: 5,972.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,353.52 : 10,147.24 = 4,328.15 : x
  2. Step 2: Convert to fraction form
    7,353.52/10,147.24 = 4,328.15/x
  3. Step 3: Cross multiply
    7,353.52x = 10,147.24 × 4,328.15
  4. Step 4: Simplify right side
    7,353.52x = 43,918,776.81
  5. Step 5: Solve for x
    x = 43,918,776.81/7,353.52
  6. Step 6: Final answer
    x = 5,972.48

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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.