Home / 7,565.20-11,347.62-2,018.32

Finding the Fourth Proportional to 7,565.20, 11,347.62 and 2,018.32

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Solution

The fourth proportional to 7,565.20, 11,347.62 and 2,018.32 is: 3,027.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.20 : 11,347.62 = 2,018.32 : x
  2. Step 2: Convert to fraction form
    7,565.20/11,347.62 = 2,018.32/x
  3. Step 3: Cross multiply
    7,565.20x = 11,347.62 × 2,018.32
  4. Step 4: Simplify right side
    7,565.20x = 22,903,128.40
  5. Step 5: Solve for x
    x = 22,903,128.40/7,565.20
  6. Step 6: Final answer
    x = 3,027.43

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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.