Home / 7,742.82-10,686.05-4,599.02

Finding the Fourth Proportional to 7,742.82, 10,686.05 and 4,599.02

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Solution

The fourth proportional to 7,742.82, 10,686.05 and 4,599.02 is: 6,347.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,742.82 : 10,686.05 = 4,599.02 : x
  2. Step 2: Convert to fraction form
    7,742.82/10,686.05 = 4,599.02/x
  3. Step 3: Cross multiply
    7,742.82x = 10,686.05 × 4,599.02
  4. Step 4: Simplify right side
    7,742.82x = 49,145,357.67
  5. Step 5: Solve for x
    x = 49,145,357.67/7,742.82
  6. Step 6: Final answer
    x = 6,347.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.