Home / 7,835.30-11,752.96-2,644.82

Finding the Fourth Proportional to 7,835.30, 11,752.96 and 2,644.82

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Solution

The fourth proportional to 7,835.30, 11,752.96 and 2,644.82 is: 3,967.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,835.30 : 11,752.96 = 2,644.82 : x
  2. Step 2: Convert to fraction form
    7,835.30/11,752.96 = 2,644.82/x
  3. Step 3: Cross multiply
    7,835.30x = 11,752.96 × 2,644.82
  4. Step 4: Simplify right side
    7,835.30x = 31,084,463.67
  5. Step 5: Solve for x
    x = 31,084,463.67/7,835.30
  6. Step 6: Final answer
    x = 3,967.23

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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.