Home / 6,959.20-10,435.44-2,574.40

Finding the Fourth Proportional to 6,959.20, 10,435.44 and 2,574.40

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Solution

The fourth proportional to 6,959.20, 10,435.44 and 2,574.40 is: 3,860.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.20 : 10,435.44 = 2,574.40 : x
  2. Step 2: Convert to fraction form
    6,959.20/10,435.44 = 2,574.40/x
  3. Step 3: Cross multiply
    6,959.20x = 10,435.44 × 2,574.40
  4. Step 4: Simplify right side
    6,959.20x = 26,864,996.74
  5. Step 5: Solve for x
    x = 26,864,996.74/6,959.20
  6. Step 6: Final answer
    x = 3,860.36

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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.