Home / 6,570.11-9,856.74-2,187.61

Finding the Fourth Proportional to 6,570.11, 9,856.74 and 2,187.61

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Solution

The fourth proportional to 6,570.11, 9,856.74 and 2,187.61 is: 3,281.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.11 : 9,856.74 = 2,187.61 : x
  2. Step 2: Convert to fraction form
    6,570.11/9,856.74 = 2,187.61/x
  3. Step 3: Cross multiply
    6,570.11x = 9,856.74 × 2,187.61
  4. Step 4: Simplify right side
    6,570.11x = 21,562,674.25
  5. Step 5: Solve for x
    x = 21,562,674.25/6,570.11
  6. Step 6: Final answer
    x = 3,281.93

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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.