Home / 8,834.16-12,190.89-4,855.28

Finding the Fourth Proportional to 8,834.16, 12,190.89 and 4,855.28

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Solution

The fourth proportional to 8,834.16, 12,190.89 and 4,855.28 is: 6,700.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834.16 : 12,190.89 = 4,855.28 : x
  2. Step 2: Convert to fraction form
    8,834.16/12,190.89 = 4,855.28/x
  3. Step 3: Cross multiply
    8,834.16x = 12,190.89 × 4,855.28
  4. Step 4: Simplify right side
    8,834.16x = 59,190,184.40
  5. Step 5: Solve for x
    x = 59,190,184.40/8,834.16
  6. Step 6: Final answer
    x = 6,700.15

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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.