Home / 8,133.66-12,190.50-4,626.59

Finding the Fourth Proportional to 8,133.66, 12,190.50 and 4,626.59

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Solution

The fourth proportional to 8,133.66, 12,190.50 and 4,626.59 is: 6,934.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,133.66 : 12,190.50 = 4,626.59 : x
  2. Step 2: Convert to fraction form
    8,133.66/12,190.50 = 4,626.59/x
  3. Step 3: Cross multiply
    8,133.66x = 12,190.50 × 4,626.59
  4. Step 4: Simplify right side
    8,133.66x = 56,400,445.40
  5. Step 5: Solve for x
    x = 56,400,445.40/8,133.66
  6. Step 6: Final answer
    x = 6,934.20

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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.