Home / 4,487.39-6,192.15-2,718.89

Finding the Fourth Proportional to 4,487.39, 6,192.15 and 2,718.89

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Solution

The fourth proportional to 4,487.39, 6,192.15 and 2,718.89 is: 3,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.39 : 6,192.15 = 2,718.89 : x
  2. Step 2: Convert to fraction form
    4,487.39/6,192.15 = 2,718.89/x
  3. Step 3: Cross multiply
    4,487.39x = 6,192.15 × 2,718.89
  4. Step 4: Simplify right side
    4,487.39x = 16,835,774.71
  5. Step 5: Solve for x
    x = 16,835,774.71/4,487.39
  6. Step 6: Final answer
    x = 3,751.80

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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.