Home / 8,767.72-13,151.58-3,835

Finding the Fourth Proportional to 8,767.72, 13,151.58 and 3,835

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Solution

The fourth proportional to 8,767.72, 13,151.58 and 3,835 is: 5,752.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.72 : 13,151.58 = 3,835 : x
  2. Step 2: Convert to fraction form
    8,767.72/13,151.58 = 3,835/x
  3. Step 3: Cross multiply
    8,767.72x = 13,151.58 × 3,835
  4. Step 4: Simplify right side
    8,767.72x = 50,436,309.30
  5. Step 5: Solve for x
    x = 50,436,309.30/8,767.72
  6. Step 6: Final answer
    x = 5,752.50

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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.