Home / 4,957.29-6,840.81-2,718.77

Finding the Fourth Proportional to 4,957.29, 6,840.81 and 2,718.77

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Solution

The fourth proportional to 4,957.29, 6,840.81 and 2,718.77 is: 3,751.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,957.29 : 6,840.81 = 2,718.77 : x
  2. Step 2: Convert to fraction form
    4,957.29/6,840.81 = 2,718.77/x
  3. Step 3: Cross multiply
    4,957.29x = 6,840.81 × 2,718.77
  4. Step 4: Simplify right side
    4,957.29x = 18,598,554.80
  5. Step 5: Solve for x
    x = 18,598,554.80/4,957.29
  6. Step 6: Final answer
    x = 3,751.76

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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.