Home / 6,570.85-9,856.91-2,188.62

Finding the Fourth Proportional to 6,570.85, 9,856.91 and 2,188.62

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Solution

The fourth proportional to 6,570.85, 9,856.91 and 2,188.62 is: 3,283.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,570.85 : 9,856.91 = 2,188.62 : x
  2. Step 2: Convert to fraction form
    6,570.85/9,856.91 = 2,188.62/x
  3. Step 3: Cross multiply
    6,570.85x = 9,856.91 × 2,188.62
  4. Step 4: Simplify right side
    6,570.85x = 21,573,030.36
  5. Step 5: Solve for x
    x = 21,573,030.36/6,570.85
  6. Step 6: Final answer
    x = 3,283.14

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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.