Home / 8,634.17-12,933.84-5,298.19

Finding the Fourth Proportional to 8,634.17, 12,933.84 and 5,298.19

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Solution

The fourth proportional to 8,634.17, 12,933.84 and 5,298.19 is: 7,936.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.17 : 12,933.84 = 5,298.19 : x
  2. Step 2: Convert to fraction form
    8,634.17/12,933.84 = 5,298.19/x
  3. Step 3: Cross multiply
    8,634.17x = 12,933.84 × 5,298.19
  4. Step 4: Simplify right side
    8,634.17x = 68,525,941.75
  5. Step 5: Solve for x
    x = 68,525,941.75/8,634.17
  6. Step 6: Final answer
    x = 7,936.60

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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.