Home / 7,867.13-10,856.46-4,330.26

Finding the Fourth Proportional to 7,867.13, 10,856.46 and 4,330.26

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Solution

The fourth proportional to 7,867.13, 10,856.46 and 4,330.26 is: 5,975.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867.13 : 10,856.46 = 4,330.26 : x
  2. Step 2: Convert to fraction form
    7,867.13/10,856.46 = 4,330.26/x
  3. Step 3: Cross multiply
    7,867.13x = 10,856.46 × 4,330.26
  4. Step 4: Simplify right side
    7,867.13x = 47,011,310.72
  5. Step 5: Solve for x
    x = 47,011,310.72/7,867.13
  6. Step 6: Final answer
    x = 5,975.67

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1.5x scale

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.