Home / 8,637.42-12,954.90-2,794.08

Finding the Fourth Proportional to 8,637.42, 12,954.90 and 2,794.08

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Solution

The fourth proportional to 8,637.42, 12,954.90 and 2,794.08 is: 4,190.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.42 : 12,954.90 = 2,794.08 : x
  2. Step 2: Convert to fraction form
    8,637.42/12,954.90 = 2,794.08/x
  3. Step 3: Cross multiply
    8,637.42x = 12,954.90 × 2,794.08
  4. Step 4: Simplify right side
    8,637.42x = 36,197,026.99
  5. Step 5: Solve for x
    x = 36,197,026.99/8,637.42
  6. Step 6: Final answer
    x = 4,190.72

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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.