Home / 6,970.14-10,458.78-4,631.75

Finding the Fourth Proportional to 6,970.14, 10,458.78 and 4,631.75

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Solution

The fourth proportional to 6,970.14, 10,458.78 and 4,631.75 is: 6,949.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,970.14 : 10,458.78 = 4,631.75 : x
  2. Step 2: Convert to fraction form
    6,970.14/10,458.78 = 4,631.75/x
  3. Step 3: Cross multiply
    6,970.14x = 10,458.78 × 4,631.75
  4. Step 4: Simplify right side
    6,970.14x = 48,442,401.97
  5. Step 5: Solve for x
    x = 48,442,401.97/6,970.14
  6. Step 6: Final answer
    x = 6,949.99

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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.