Home / 8,133.04-12,199.98-2,290.11

Finding the Fourth Proportional to 8,133.04, 12,199.98 and 2,290.11

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Solution

The fourth proportional to 8,133.04, 12,199.98 and 2,290.11 is: 3,435.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.04 : 12,199.98 = 2,290.11 : x
  2. Step 2: Convert to fraction form
    8,133.04/12,199.98 = 2,290.11/x
  3. Step 3: Cross multiply
    8,133.04x = 12,199.98 × 2,290.11
  4. Step 4: Simplify right side
    8,133.04x = 27,939,259.04
  5. Step 5: Solve for x
    x = 27,939,259.04/8,133.04
  6. Step 6: Final answer
    x = 3,435.28

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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.