Home / 11,282.31-15,569.72-6,246.99

Finding the Fourth Proportional to 11,282.31, 15,569.72 and 6,246.99

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Solution

The fourth proportional to 11,282.31, 15,569.72 and 6,246.99 is: 8,620.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.31 : 15,569.72 = 6,246.99 : x
  2. Step 2: Convert to fraction form
    11,282.31/15,569.72 = 6,246.99/x
  3. Step 3: Cross multiply
    11,282.31x = 15,569.72 × 6,246.99
  4. Step 4: Simplify right side
    11,282.31x = 97,263,885.14
  5. Step 5: Solve for x
    x = 97,263,885.14/11,282.31
  6. Step 6: Final answer
    x = 8,620.92

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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.