Home / 6,240.40-9,366.06-3,470.20

Finding the Fourth Proportional to 6,240.40, 9,366.06 and 3,470.20

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Solution

The fourth proportional to 6,240.40, 9,366.06 and 3,470.20 is: 5,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.40 : 9,366.06 = 3,470.20 : x
  2. Step 2: Convert to fraction form
    6,240.40/9,366.06 = 3,470.20/x
  3. Step 3: Cross multiply
    6,240.40x = 9,366.06 × 3,470.20
  4. Step 4: Simplify right side
    6,240.40x = 32,502,101.41
  5. Step 5: Solve for x
    x = 32,502,101.41/6,240.40
  6. Step 6: Final answer
    x = 5,208.34

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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.