Home / 4,680.91-7,019.18-1,718.62

Finding the Fourth Proportional to 4,680.91, 7,019.18 and 1,718.62

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Solution

The fourth proportional to 4,680.91, 7,019.18 and 1,718.62 is: 2,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.91 : 7,019.18 = 1,718.62 : x
  2. Step 2: Convert to fraction form
    4,680.91/7,019.18 = 1,718.62/x
  3. Step 3: Cross multiply
    4,680.91x = 7,019.18 × 1,718.62
  4. Step 4: Simplify right side
    4,680.91x = 12,063,303.13
  5. Step 5: Solve for x
    x = 12,063,303.13/4,680.91
  6. Step 6: Final answer
    x = 2,577.13

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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.