Home / 6,826.40-10,232.56-4,947.72

Finding the Fourth Proportional to 6,826.40, 10,232.56 and 4,947.72

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Solution

The fourth proportional to 6,826.40, 10,232.56 and 4,947.72 is: 7,416.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.40 : 10,232.56 = 4,947.72 : x
  2. Step 2: Convert to fraction form
    6,826.40/10,232.56 = 4,947.72/x
  3. Step 3: Cross multiply
    6,826.40x = 10,232.56 × 4,947.72
  4. Step 4: Simplify right side
    6,826.40x = 50,627,841.76
  5. Step 5: Solve for x
    x = 50,627,841.76/6,826.40
  6. Step 6: Final answer
    x = 7,416.48

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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.