Home / 4,451.41-6,140.71-4,134.80

Finding the Fourth Proportional to 4,451.41, 6,140.71 and 4,134.80

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Solution

The fourth proportional to 4,451.41, 6,140.71 and 4,134.80 is: 5,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.41 : 6,140.71 = 4,134.80 : x
  2. Step 2: Convert to fraction form
    4,451.41/6,140.71 = 4,134.80/x
  3. Step 3: Cross multiply
    4,451.41x = 6,140.71 × 4,134.80
  4. Step 4: Simplify right side
    4,451.41x = 25,390,607.71
  5. Step 5: Solve for x
    x = 25,390,607.71/4,451.41
  6. Step 6: Final answer
    x = 5,703.95

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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.