Home / 5,855.49-8,071.25-4,909.41

Finding the Fourth Proportional to 5,855.49, 8,071.25 and 4,909.41

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Solution

The fourth proportional to 5,855.49, 8,071.25 and 4,909.41 is: 6,767.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,855.49 : 8,071.25 = 4,909.41 : x
  2. Step 2: Convert to fraction form
    5,855.49/8,071.25 = 4,909.41/x
  3. Step 3: Cross multiply
    5,855.49x = 8,071.25 × 4,909.41
  4. Step 4: Simplify right side
    5,855.49x = 39,625,050.92
  5. Step 5: Solve for x
    x = 39,625,050.92/5,855.49
  6. Step 6: Final answer
    x = 6,767.16

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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.