Home / 7,095.78-10,641.66-2,712.90

Finding the Fourth Proportional to 7,095.78, 10,641.66 and 2,712.90

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Solution

The fourth proportional to 7,095.78, 10,641.66 and 2,712.90 is: 4,068.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.78 : 10,641.66 = 2,712.90 : x
  2. Step 2: Convert to fraction form
    7,095.78/10,641.66 = 2,712.90/x
  3. Step 3: Cross multiply
    7,095.78x = 10,641.66 × 2,712.90
  4. Step 4: Simplify right side
    7,095.78x = 28,869,759.41
  5. Step 5: Solve for x
    x = 28,869,759.41/7,095.78
  6. Step 6: Final answer
    x = 4,068.58

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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.