Home / 4,870.46-7,287.19-2,963.70

Finding the Fourth Proportional to 4,870.46, 7,287.19 and 2,963.70

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Solution

The fourth proportional to 4,870.46, 7,287.19 and 2,963.70 is: 4,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.46 : 7,287.19 = 2,963.70 : x
  2. Step 2: Convert to fraction form
    4,870.46/7,287.19 = 2,963.70/x
  3. Step 3: Cross multiply
    4,870.46x = 7,287.19 × 2,963.70
  4. Step 4: Simplify right side
    4,870.46x = 21,597,045.00
  5. Step 5: Solve for x
    x = 21,597,045.00/4,870.46
  6. Step 6: Final answer
    x = 4,434.29

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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.