Home / 6,979.48-10,470.75-2,299.30

Finding the Fourth Proportional to 6,979.48, 10,470.75 and 2,299.30

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Solution

The fourth proportional to 6,979.48, 10,470.75 and 2,299.30 is: 3,449.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979.48 : 10,470.75 = 2,299.30 : x
  2. Step 2: Convert to fraction form
    6,979.48/10,470.75 = 2,299.30/x
  3. Step 3: Cross multiply
    6,979.48x = 10,470.75 × 2,299.30
  4. Step 4: Simplify right side
    6,979.48x = 24,075,395.48
  5. Step 5: Solve for x
    x = 24,075,395.48/6,979.48
  6. Step 6: Final answer
    x = 3,449.45

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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.