Home / 5,065.40-6,896.48-5,049.80

Finding the Fourth Proportional to 5,065.40, 6,896.48 and 5,049.80

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Solution

The fourth proportional to 5,065.40, 6,896.48 and 5,049.80 is: 6,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,065.40 : 6,896.48 = 5,049.80 : x
  2. Step 2: Convert to fraction form
    5,065.40/6,896.48 = 5,049.80/x
  3. Step 3: Cross multiply
    5,065.40x = 6,896.48 × 5,049.80
  4. Step 4: Simplify right side
    5,065.40x = 34,825,844.70
  5. Step 5: Solve for x
    x = 34,825,844.70/5,065.40
  6. Step 6: Final answer
    x = 6,875.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.