Home / 7,636.40-10,537.50-4,450.04

Finding the Fourth Proportional to 7,636.40, 10,537.50 and 4,450.04

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Solution

The fourth proportional to 7,636.40, 10,537.50 and 4,450.04 is: 6,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,636.40 : 10,537.50 = 4,450.04 : x
  2. Step 2: Convert to fraction form
    7,636.40/10,537.50 = 4,450.04/x
  3. Step 3: Cross multiply
    7,636.40x = 10,537.50 × 4,450.04
  4. Step 4: Simplify right side
    7,636.40x = 46,892,296.50
  5. Step 5: Solve for x
    x = 46,892,296.50/7,636.40
  6. Step 6: Final answer
    x = 6,140.63

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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.