Home / 5,873.60-8,101.32-4,988

Finding the Fourth Proportional to 5,873.60, 8,101.32 and 4,988

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Solution

The fourth proportional to 5,873.60, 8,101.32 and 4,988 is: 6,879.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.60 : 8,101.32 = 4,988 : x
  2. Step 2: Convert to fraction form
    5,873.60/8,101.32 = 4,988/x
  3. Step 3: Cross multiply
    5,873.60x = 8,101.32 × 4,988
  4. Step 4: Simplify right side
    5,873.60x = 40,409,384.16
  5. Step 5: Solve for x
    x = 40,409,384.16/5,873.60
  6. Step 6: Final answer
    x = 6,879.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.