Home / 8,254.58-12,367.44-6,876.76

Finding the Fourth Proportional to 8,254.58, 12,367.44 and 6,876.76

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Solution

The fourth proportional to 8,254.58, 12,367.44 and 6,876.76 is: 10,303.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.58 : 12,367.44 = 6,876.76 : x
  2. Step 2: Convert to fraction form
    8,254.58/12,367.44 = 6,876.76/x
  3. Step 3: Cross multiply
    8,254.58x = 12,367.44 × 6,876.76
  4. Step 4: Simplify right side
    8,254.58x = 85,047,916.69
  5. Step 5: Solve for x
    x = 85,047,916.69/8,254.58
  6. Step 6: Final answer
    x = 10,303.12

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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.