Home / 7,927.45-10,940.03-4,569.70

Finding the Fourth Proportional to 7,927.45, 10,940.03 and 4,569.70

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Solution

The fourth proportional to 7,927.45, 10,940.03 and 4,569.70 is: 6,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.45 : 10,940.03 = 4,569.70 : x
  2. Step 2: Convert to fraction form
    7,927.45/10,940.03 = 4,569.70/x
  3. Step 3: Cross multiply
    7,927.45x = 10,940.03 × 4,569.70
  4. Step 4: Simplify right side
    7,927.45x = 49,992,655.09
  5. Step 5: Solve for x
    x = 49,992,655.09/7,927.45
  6. Step 6: Final answer
    x = 6,306.27

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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.