Home / 7,565.13-11,347.70-3,404.36

Finding the Fourth Proportional to 7,565.13, 11,347.70 and 3,404.36

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Solution

The fourth proportional to 7,565.13, 11,347.70 and 3,404.36 is: 5,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,565.13 : 11,347.70 = 3,404.36 : x
  2. Step 2: Convert to fraction form
    7,565.13/11,347.70 = 3,404.36/x
  3. Step 3: Cross multiply
    7,565.13x = 11,347.70 × 3,404.36
  4. Step 4: Simplify right side
    7,565.13x = 38,631,638.95
  5. Step 5: Solve for x
    x = 38,631,638.95/7,565.13
  6. Step 6: Final answer
    x = 5,106.54

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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.