Home / 7,055.46-10,582.11-1,861.74

Finding the Fourth Proportional to 7,055.46, 10,582.11 and 1,861.74

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Solution

The fourth proportional to 7,055.46, 10,582.11 and 1,861.74 is: 2,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.46 : 10,582.11 = 1,861.74 : x
  2. Step 2: Convert to fraction form
    7,055.46/10,582.11 = 1,861.74/x
  3. Step 3: Cross multiply
    7,055.46x = 10,582.11 × 1,861.74
  4. Step 4: Simplify right side
    7,055.46x = 19,701,137.47
  5. Step 5: Solve for x
    x = 19,701,137.47/7,055.46
  6. Step 6: Final answer
    x = 2,792.33

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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.