Home / 4,585.41-6,331.74-2,909.79

Finding the Fourth Proportional to 4,585.41, 6,331.74 and 2,909.79

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Solution

The fourth proportional to 4,585.41, 6,331.74 and 2,909.79 is: 4,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585.41 : 6,331.74 = 2,909.79 : x
  2. Step 2: Convert to fraction form
    4,585.41/6,331.74 = 2,909.79/x
  3. Step 3: Cross multiply
    4,585.41x = 6,331.74 × 2,909.79
  4. Step 4: Simplify right side
    4,585.41x = 18,424,033.73
  5. Step 5: Solve for x
    x = 18,424,033.73/4,585.41
  6. Step 6: Final answer
    x = 4,017.97

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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.