Home / 11,283.91-15,570.53-6,246.87

Finding the Fourth Proportional to 11,283.91, 15,570.53 and 6,246.87

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Solution

The fourth proportional to 11,283.91, 15,570.53 and 6,246.87 is: 8,619.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.91 : 15,570.53 = 6,246.87 : x
  2. Step 2: Convert to fraction form
    11,283.91/15,570.53 = 6,246.87/x
  3. Step 3: Cross multiply
    11,283.91x = 15,570.53 × 6,246.87
  4. Step 4: Simplify right side
    11,283.91x = 97,267,028.11
  5. Step 5: Solve for x
    x = 97,267,028.11/11,283.91
  6. Step 6: Final answer
    x = 8,619.98

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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.