Home / 7,587.53-11,381.30-2,393.81

Finding the Fourth Proportional to 7,587.53, 11,381.30 and 2,393.81

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Solution

The fourth proportional to 7,587.53, 11,381.30 and 2,393.81 is: 3,590.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,587.53 : 11,381.30 = 2,393.81 : x
  2. Step 2: Convert to fraction form
    7,587.53/11,381.30 = 2,393.81/x
  3. Step 3: Cross multiply
    7,587.53x = 11,381.30 × 2,393.81
  4. Step 4: Simplify right side
    7,587.53x = 27,244,669.75
  5. Step 5: Solve for x
    x = 27,244,669.75/7,587.53
  6. Step 6: Final answer
    x = 3,590.72

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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.