Home / 6,900.16-10,336.58-4,119.02

Finding the Fourth Proportional to 6,900.16, 10,336.58 and 4,119.02

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Solution

The fourth proportional to 6,900.16, 10,336.58 and 4,119.02 is: 6,170.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.16 : 10,336.58 = 4,119.02 : x
  2. Step 2: Convert to fraction form
    6,900.16/10,336.58 = 4,119.02/x
  3. Step 3: Cross multiply
    6,900.16x = 10,336.58 × 4,119.02
  4. Step 4: Simplify right side
    6,900.16x = 42,576,579.75
  5. Step 5: Solve for x
    x = 42,576,579.75/6,900.16
  6. Step 6: Final answer
    x = 6,170.38

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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.