Home / 5,827.13-8,739.32-2,315.63

Finding the Fourth Proportional to 5,827.13, 8,739.32 and 2,315.63

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Solution

The fourth proportional to 5,827.13, 8,739.32 and 2,315.63 is: 3,472.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.13 : 8,739.32 = 2,315.63 : x
  2. Step 2: Convert to fraction form
    5,827.13/8,739.32 = 2,315.63/x
  3. Step 3: Cross multiply
    5,827.13x = 8,739.32 × 2,315.63
  4. Step 4: Simplify right side
    5,827.13x = 20,236,976.30
  5. Step 5: Solve for x
    x = 20,236,976.30/5,827.13
  6. Step 6: Final answer
    x = 3,472.89

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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.