Home / 4,312.62-6,477.14-2,680.58

Finding the Fourth Proportional to 4,312.62, 6,477.14 and 2,680.58

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Solution

The fourth proportional to 4,312.62, 6,477.14 and 2,680.58 is: 4,025.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.62 : 6,477.14 = 2,680.58 : x
  2. Step 2: Convert to fraction form
    4,312.62/6,477.14 = 2,680.58/x
  3. Step 3: Cross multiply
    4,312.62x = 6,477.14 × 2,680.58
  4. Step 4: Simplify right side
    4,312.62x = 17,362,446.15
  5. Step 5: Solve for x
    x = 17,362,446.15/4,312.62
  6. Step 6: Final answer
    x = 4,025.96

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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.