Home / 4,976.73-6,870.84-4,423.14

Finding the Fourth Proportional to 4,976.73, 6,870.84 and 4,423.14

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Solution

The fourth proportional to 4,976.73, 6,870.84 and 4,423.14 is: 6,106.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.73 : 6,870.84 = 4,423.14 : x
  2. Step 2: Convert to fraction form
    4,976.73/6,870.84 = 4,423.14/x
  3. Step 3: Cross multiply
    4,976.73x = 6,870.84 × 4,423.14
  4. Step 4: Simplify right side
    4,976.73x = 30,390,687.24
  5. Step 5: Solve for x
    x = 30,390,687.24/4,976.73
  6. Step 6: Final answer
    x = 6,106.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.