Home / 4,688.74-6,471.24-2,698.92

Finding the Fourth Proportional to 4,688.74, 6,471.24 and 2,698.92

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Solution

The fourth proportional to 4,688.74, 6,471.24 and 2,698.92 is: 3,724.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688.74 : 6,471.24 = 2,698.92 : x
  2. Step 2: Convert to fraction form
    4,688.74/6,471.24 = 2,698.92/x
  3. Step 3: Cross multiply
    4,688.74x = 6,471.24 × 2,698.92
  4. Step 4: Simplify right side
    4,688.74x = 17,465,359.06
  5. Step 5: Solve for x
    x = 17,465,359.06/4,688.74
  6. Step 6: Final answer
    x = 3,724.96

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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.