Home / 6,856.30-10,284.81-2,176.67

Finding the Fourth Proportional to 6,856.30, 10,284.81 and 2,176.67

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Solution

The fourth proportional to 6,856.30, 10,284.81 and 2,176.67 is: 3,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.30 : 10,284.81 = 2,176.67 : x
  2. Step 2: Convert to fraction form
    6,856.30/10,284.81 = 2,176.67/x
  3. Step 3: Cross multiply
    6,856.30x = 10,284.81 × 2,176.67
  4. Step 4: Simplify right side
    6,856.30x = 22,386,663.09
  5. Step 5: Solve for x
    x = 22,386,663.09/6,856.30
  6. Step 6: Final answer
    x = 3,265.12

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1.5x scale

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.