Home / 11,283.27-15,570.98-6,247.65

Finding the Fourth Proportional to 11,283.27, 15,570.98 and 6,247.65

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Solution

The fourth proportional to 11,283.27, 15,570.98 and 6,247.65 is: 8,621.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.27 : 15,570.98 = 6,247.65 : x
  2. Step 2: Convert to fraction form
    11,283.27/15,570.98 = 6,247.65/x
  3. Step 3: Cross multiply
    11,283.27x = 15,570.98 × 6,247.65
  4. Step 4: Simplify right side
    11,283.27x = 97,282,001.96
  5. Step 5: Solve for x
    x = 97,282,001.96/11,283.27
  6. Step 6: Final answer
    x = 8,621.79

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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.