Home / 6,826.32-9,417.60-4,307.76

Finding the Fourth Proportional to 6,826.32, 9,417.60 and 4,307.76

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Solution

The fourth proportional to 6,826.32, 9,417.60 and 4,307.76 is: 5,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,826.32 : 9,417.60 = 4,307.76 : x
  2. Step 2: Convert to fraction form
    6,826.32/9,417.60 = 4,307.76/x
  3. Step 3: Cross multiply
    6,826.32x = 9,417.60 × 4,307.76
  4. Step 4: Simplify right side
    6,826.32x = 40,568,760.58
  5. Step 5: Solve for x
    x = 40,568,760.58/6,826.32
  6. Step 6: Final answer
    x = 5,942.99

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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.