Home / 6,586.39-9,873.87-2,688.31

Finding the Fourth Proportional to 6,586.39, 9,873.87 and 2,688.31

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Solution

The fourth proportional to 6,586.39, 9,873.87 and 2,688.31 is: 4,030.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.39 : 9,873.87 = 2,688.31 : x
  2. Step 2: Convert to fraction form
    6,586.39/9,873.87 = 2,688.31/x
  3. Step 3: Cross multiply
    6,586.39x = 9,873.87 × 2,688.31
  4. Step 4: Simplify right side
    6,586.39x = 26,544,023.46
  5. Step 5: Solve for x
    x = 26,544,023.46/6,586.39
  6. Step 6: Final answer
    x = 4,030.13

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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.