Home / 7,983.29-11,017.31-4,446.50

Finding the Fourth Proportional to 7,983.29, 11,017.31 and 4,446.50

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Solution

The fourth proportional to 7,983.29, 11,017.31 and 4,446.50 is: 6,136.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,983.29 : 11,017.31 = 4,446.50 : x
  2. Step 2: Convert to fraction form
    7,983.29/11,017.31 = 4,446.50/x
  3. Step 3: Cross multiply
    7,983.29x = 11,017.31 × 4,446.50
  4. Step 4: Simplify right side
    7,983.29x = 48,988,391.60
  5. Step 5: Solve for x
    x = 48,988,391.60/7,983.29
  6. Step 6: Final answer
    x = 6,136.36

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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.