Home / 6,655.03-9,184.40-3,860.53

Finding the Fourth Proportional to 6,655.03, 9,184.40 and 3,860.53

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Solution

The fourth proportional to 6,655.03, 9,184.40 and 3,860.53 is: 5,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,655.03 : 9,184.40 = 3,860.53 : x
  2. Step 2: Convert to fraction form
    6,655.03/9,184.40 = 3,860.53/x
  3. Step 3: Cross multiply
    6,655.03x = 9,184.40 × 3,860.53
  4. Step 4: Simplify right side
    6,655.03x = 35,456,651.73
  5. Step 5: Solve for x
    x = 35,456,651.73/6,655.03
  6. Step 6: Final answer
    x = 5,327.80

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1.5x scale

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.