Home / 7,055.60-10,582.32-1,861.88

Finding the Fourth Proportional to 7,055.60, 10,582.32 and 1,861.88

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Solution

The fourth proportional to 7,055.60, 10,582.32 and 1,861.88 is: 2,792.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.60 : 10,582.32 = 1,861.88 : x
  2. Step 2: Convert to fraction form
    7,055.60/10,582.32 = 1,861.88/x
  3. Step 3: Cross multiply
    7,055.60x = 10,582.32 × 1,861.88
  4. Step 4: Simplify right side
    7,055.60x = 19,703,009.96
  5. Step 5: Solve for x
    x = 19,703,009.96/7,055.60
  6. Step 6: Final answer
    x = 2,792.54

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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.