Home / 7,983.38-11,017.08-4,626.84

Finding the Fourth Proportional to 7,983.38, 11,017.08 and 4,626.84

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Solution

The fourth proportional to 7,983.38, 11,017.08 and 4,626.84 is: 6,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.38 : 11,017.08 = 4,626.84 : x
  2. Step 2: Convert to fraction form
    7,983.38/11,017.08 = 4,626.84/x
  3. Step 3: Cross multiply
    7,983.38x = 11,017.08 × 4,626.84
  4. Step 4: Simplify right side
    7,983.38x = 50,974,266.43
  5. Step 5: Solve for x
    x = 50,974,266.43/7,983.38
  6. Step 6: Final answer
    x = 6,385.05

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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.