Home / 4,870.92-6,722.37-2,983.77

Finding the Fourth Proportional to 4,870.92, 6,722.37 and 2,983.77

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Solution

The fourth proportional to 4,870.92, 6,722.37 and 2,983.77 is: 4,117.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870.92 : 6,722.37 = 2,983.77 : x
  2. Step 2: Convert to fraction form
    4,870.92/6,722.37 = 2,983.77/x
  3. Step 3: Cross multiply
    4,870.92x = 6,722.37 × 2,983.77
  4. Step 4: Simplify right side
    4,870.92x = 20,058,005.93
  5. Step 5: Solve for x
    x = 20,058,005.93/4,870.92
  6. Step 6: Final answer
    x = 4,117.91

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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.