Home / 7,394.85-10,205.31-4,037.98

Finding the Fourth Proportional to 7,394.85, 10,205.31 and 4,037.98

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Solution

The fourth proportional to 7,394.85, 10,205.31 and 4,037.98 is: 5,572.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.85 : 10,205.31 = 4,037.98 : x
  2. Step 2: Convert to fraction form
    7,394.85/10,205.31 = 4,037.98/x
  3. Step 3: Cross multiply
    7,394.85x = 10,205.31 × 4,037.98
  4. Step 4: Simplify right side
    7,394.85x = 41,208,766.46
  5. Step 5: Solve for x
    x = 41,208,766.46/7,394.85
  6. Step 6: Final answer
    x = 5,572.63

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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.