Home / 12,592.12-18,886.94-3,827.10

Finding the Fourth Proportional to 12,592.12, 18,886.94 and 3,827.10

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Solution

The fourth proportional to 12,592.12, 18,886.94 and 3,827.10 is: 5,740.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592.12 : 18,886.94 = 3,827.10 : x
  2. Step 2: Convert to fraction form
    12,592.12/18,886.94 = 3,827.10/x
  3. Step 3: Cross multiply
    12,592.12x = 18,886.94 × 3,827.10
  4. Step 4: Simplify right side
    12,592.12x = 72,282,208.07
  5. Step 5: Solve for x
    x = 72,282,208.07/12,592.12
  6. Step 6: Final answer
    x = 5,740.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.