Home / 10,150.02-15,213.72-4,223.64

Finding the Fourth Proportional to 10,150.02, 15,213.72 and 4,223.64

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Solution

The fourth proportional to 10,150.02, 15,213.72 and 4,223.64 is: 6,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.02 : 15,213.72 = 4,223.64 : x
  2. Step 2: Convert to fraction form
    10,150.02/15,213.72 = 4,223.64/x
  3. Step 3: Cross multiply
    10,150.02x = 15,213.72 × 4,223.64
  4. Step 4: Simplify right side
    10,150.02x = 64,257,276.34
  5. Step 5: Solve for x
    x = 64,257,276.34/10,150.02
  6. Step 6: Final answer
    x = 6,330.75

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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.