Home / 7,726.08-10,657.44-5,336.64

Finding the Fourth Proportional to 7,726.08, 10,657.44 and 5,336.64

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Solution

The fourth proportional to 7,726.08, 10,657.44 and 5,336.64 is: 7,361.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,726.08 : 10,657.44 = 5,336.64 : x
  2. Step 2: Convert to fraction form
    7,726.08/10,657.44 = 5,336.64/x
  3. Step 3: Cross multiply
    7,726.08x = 10,657.44 × 5,336.64
  4. Step 4: Simplify right side
    7,726.08x = 56,874,920.60
  5. Step 5: Solve for x
    x = 56,874,920.60/7,726.08
  6. Step 6: Final answer
    x = 7,361.42

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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.