Home / 11,426.56-15,763.68-6,702.64

Finding the Fourth Proportional to 11,426.56, 15,763.68 and 6,702.64

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Solution

The fourth proportional to 11,426.56, 15,763.68 and 6,702.64 is: 9,246.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.56 : 15,763.68 = 6,702.64 : x
  2. Step 2: Convert to fraction form
    11,426.56/15,763.68 = 6,702.64/x
  3. Step 3: Cross multiply
    11,426.56x = 15,763.68 × 6,702.64
  4. Step 4: Simplify right side
    11,426.56x = 105,658,272.12
  5. Step 5: Solve for x
    x = 105,658,272.12/11,426.56
  6. Step 6: Final answer
    x = 9,246.73

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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.