Home / 9,634.87-13,290.58-5,655.22

Finding the Fourth Proportional to 9,634.87, 13,290.58 and 5,655.22

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Solution

The fourth proportional to 9,634.87, 13,290.58 and 5,655.22 is: 7,800.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,634.87 : 13,290.58 = 5,655.22 : x
  2. Step 2: Convert to fraction form
    9,634.87/13,290.58 = 5,655.22/x
  3. Step 3: Cross multiply
    9,634.87x = 13,290.58 × 5,655.22
  4. Step 4: Simplify right side
    9,634.87x = 75,161,127.67
  5. Step 5: Solve for x
    x = 75,161,127.67/9,634.87
  6. Step 6: Final answer
    x = 7,800.95

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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.