Home / 8,246.10-12,383.94-7,586.76

Finding the Fourth Proportional to 8,246.10, 12,383.94 and 7,586.76

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Solution

The fourth proportional to 8,246.10, 12,383.94 and 7,586.76 is: 11,393.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.10 : 12,383.94 = 7,586.76 : x
  2. Step 2: Convert to fraction form
    8,246.10/12,383.94 = 7,586.76/x
  3. Step 3: Cross multiply
    8,246.10x = 12,383.94 × 7,586.76
  4. Step 4: Simplify right side
    8,246.10x = 93,953,980.63
  5. Step 5: Solve for x
    x = 93,953,980.63/8,246.10
  6. Step 6: Final answer
    x = 11,393.75

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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.