Home / 4,870.39-6,721.66-2,983.24

Finding the Fourth Proportional to 4,870.39, 6,721.66 and 2,983.24

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Solution

The fourth proportional to 4,870.39, 6,721.66 and 2,983.24 is: 4,117.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.39 : 6,721.66 = 2,983.24 : x
  2. Step 2: Convert to fraction form
    4,870.39/6,721.66 = 2,983.24/x
  3. Step 3: Cross multiply
    4,870.39x = 6,721.66 × 2,983.24
  4. Step 4: Simplify right side
    4,870.39x = 20,052,324.98
  5. Step 5: Solve for x
    x = 20,052,324.98/4,870.39
  6. Step 6: Final answer
    x = 4,117.19

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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.