Home / 7,377.70-10,166.94-6,120.58

Finding the Fourth Proportional to 7,377.70, 10,166.94 and 6,120.58

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Solution

The fourth proportional to 7,377.70, 10,166.94 and 6,120.58 is: 8,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.70 : 10,166.94 = 6,120.58 : x
  2. Step 2: Convert to fraction form
    7,377.70/10,166.94 = 6,120.58/x
  3. Step 3: Cross multiply
    7,377.70x = 10,166.94 × 6,120.58
  4. Step 4: Simplify right side
    7,377.70x = 62,227,569.63
  5. Step 5: Solve for x
    x = 62,227,569.63/7,377.70
  6. Step 6: Final answer
    x = 8,434.55

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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.