Home / 6,700.28-10,038.78-3,230.12

Finding the Fourth Proportional to 6,700.28, 10,038.78 and 3,230.12

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Solution

The fourth proportional to 6,700.28, 10,038.78 and 3,230.12 is: 4,839.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,700.28 : 10,038.78 = 3,230.12 : x
  2. Step 2: Convert to fraction form
    6,700.28/10,038.78 = 3,230.12/x
  3. Step 3: Cross multiply
    6,700.28x = 10,038.78 × 3,230.12
  4. Step 4: Simplify right side
    6,700.28x = 32,426,464.05
  5. Step 5: Solve for x
    x = 32,426,464.05/6,700.28
  6. Step 6: Final answer
    x = 4,839.57

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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.