Home / 7,635.71-10,537.31-4,450.89

Finding the Fourth Proportional to 7,635.71, 10,537.31 and 4,450.89

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Solution

The fourth proportional to 7,635.71, 10,537.31 and 4,450.89 is: 6,142.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.71 : 10,537.31 = 4,450.89 : x
  2. Step 2: Convert to fraction form
    7,635.71/10,537.31 = 4,450.89/x
  3. Step 3: Cross multiply
    7,635.71x = 10,537.31 × 4,450.89
  4. Step 4: Simplify right side
    7,635.71x = 46,900,385.45
  5. Step 5: Solve for x
    x = 46,900,385.45/7,635.71
  6. Step 6: Final answer
    x = 6,142.25

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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.