Home / 10,213.22-15,323.69-6,957.02

Finding the Fourth Proportional to 10,213.22, 15,323.69 and 6,957.02

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Solution

The fourth proportional to 10,213.22, 15,323.69 and 6,957.02 is: 10,438.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.22 : 15,323.69 = 6,957.02 : x
  2. Step 2: Convert to fraction form
    10,213.22/15,323.69 = 6,957.02/x
  3. Step 3: Cross multiply
    10,213.22x = 15,323.69 × 6,957.02
  4. Step 4: Simplify right side
    10,213.22x = 106,607,217.80
  5. Step 5: Solve for x
    x = 106,607,217.80/10,213.22
  6. Step 6: Final answer
    x = 10,438.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.