Home / 7,001.20-10,490.46-3,294.64

Finding the Fourth Proportional to 7,001.20, 10,490.46 and 3,294.64

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Solution

The fourth proportional to 7,001.20, 10,490.46 and 3,294.64 is: 4,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001.20 : 10,490.46 = 3,294.64 : x
  2. Step 2: Convert to fraction form
    7,001.20/10,490.46 = 3,294.64/x
  3. Step 3: Cross multiply
    7,001.20x = 10,490.46 × 3,294.64
  4. Step 4: Simplify right side
    7,001.20x = 34,562,289.13
  5. Step 5: Solve for x
    x = 34,562,289.13/7,001.20
  6. Step 6: Final answer
    x = 4,936.62

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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.