Home / 6,450.18-9,678.92-2,752.06

Finding the Fourth Proportional to 6,450.18, 9,678.92 and 2,752.06

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Solution

The fourth proportional to 6,450.18, 9,678.92 and 2,752.06 is: 4,129.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,450.18 : 9,678.92 = 2,752.06 : x
  2. Step 2: Convert to fraction form
    6,450.18/9,678.92 = 2,752.06/x
  3. Step 3: Cross multiply
    6,450.18x = 9,678.92 × 2,752.06
  4. Step 4: Simplify right side
    6,450.18x = 26,636,968.58
  5. Step 5: Solve for x
    x = 26,636,968.58/6,450.18
  6. Step 6: Final answer
    x = 4,129.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.