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Finding the Fourth Proportional to 7,000.30, 10,500.11 and 2,617.42

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Solution

The fourth proportional to 7,000.30, 10,500.11 and 2,617.42 is: 3,926.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.30 : 10,500.11 = 2,617.42 : x
  2. Step 2: Convert to fraction form
    7,000.30/10,500.11 = 2,617.42/x
  3. Step 3: Cross multiply
    7,000.30x = 10,500.11 × 2,617.42
  4. Step 4: Simplify right side
    7,000.30x = 27,483,182.52
  5. Step 5: Solve for x
    x = 27,483,182.52/7,000.30
  6. Step 6: Final answer
    x = 3,926.00

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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.