Home / 7,722.13-11,577.69-3,337.18

Finding the Fourth Proportional to 7,722.13, 11,577.69 and 3,337.18

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Solution

The fourth proportional to 7,722.13, 11,577.69 and 3,337.18 is: 5,003.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,722.13 : 11,577.69 = 3,337.18 : x
  2. Step 2: Convert to fraction form
    7,722.13/11,577.69 = 3,337.18/x
  3. Step 3: Cross multiply
    7,722.13x = 11,577.69 × 3,337.18
  4. Step 4: Simplify right side
    7,722.13x = 38,636,835.51
  5. Step 5: Solve for x
    x = 38,636,835.51/7,722.13
  6. Step 6: Final answer
    x = 5,003.39

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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.