Home / 11,207.45-15,466.67-6,172.02

Finding the Fourth Proportional to 11,207.45, 15,466.67 and 6,172.02

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Solution

The fourth proportional to 11,207.45, 15,466.67 and 6,172.02 is: 8,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,207.45 : 15,466.67 = 6,172.02 : x
  2. Step 2: Convert to fraction form
    11,207.45/15,466.67 = 6,172.02/x
  3. Step 3: Cross multiply
    11,207.45x = 15,466.67 × 6,172.02
  4. Step 4: Simplify right side
    11,207.45x = 95,460,565.71
  5. Step 5: Solve for x
    x = 95,460,565.71/11,207.45
  6. Step 6: Final answer
    x = 8,517.60

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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.