Home / 5,890.05-8,127.95-3,236.99

Finding the Fourth Proportional to 5,890.05, 8,127.95 and 3,236.99

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Solution

The fourth proportional to 5,890.05, 8,127.95 and 3,236.99 is: 4,466.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.05 : 8,127.95 = 3,236.99 : x
  2. Step 2: Convert to fraction form
    5,890.05/8,127.95 = 3,236.99/x
  3. Step 3: Cross multiply
    5,890.05x = 8,127.95 × 3,236.99
  4. Step 4: Simplify right side
    5,890.05x = 26,310,036.05
  5. Step 5: Solve for x
    x = 26,310,036.05/5,890.05
  6. Step 6: Final answer
    x = 4,466.86

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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.