Home / 6,450.12-8,897.94-4,088.52

Finding the Fourth Proportional to 6,450.12, 8,897.94 and 4,088.52

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Solution

The fourth proportional to 6,450.12, 8,897.94 and 4,088.52 is: 5,640.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.12 : 8,897.94 = 4,088.52 : x
  2. Step 2: Convert to fraction form
    6,450.12/8,897.94 = 4,088.52/x
  3. Step 3: Cross multiply
    6,450.12x = 8,897.94 × 4,088.52
  4. Step 4: Simplify right side
    6,450.12x = 36,379,405.65
  5. Step 5: Solve for x
    x = 36,379,405.65/6,450.12
  6. Step 6: Final answer
    x = 5,640.11

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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.