Home / 7,926.87-10,936.58-4,569.21

Finding the Fourth Proportional to 7,926.87, 10,936.58 and 4,569.21

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Solution

The fourth proportional to 7,926.87, 10,936.58 and 4,569.21 is: 6,304.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.87 : 10,936.58 = 4,569.21 : x
  2. Step 2: Convert to fraction form
    7,926.87/10,936.58 = 4,569.21/x
  3. Step 3: Cross multiply
    7,926.87x = 10,936.58 × 4,569.21
  4. Step 4: Simplify right side
    7,926.87x = 49,971,507.86
  5. Step 5: Solve for x
    x = 49,971,507.86/7,926.87
  6. Step 6: Final answer
    x = 6,304.07

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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.