Home / 7,917.36-10,926.72-4,773.48

Finding the Fourth Proportional to 7,917.36, 10,926.72 and 4,773.48

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Solution

The fourth proportional to 7,917.36, 10,926.72 and 4,773.48 is: 6,587.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,917.36 : 10,926.72 = 4,773.48 : x
  2. Step 2: Convert to fraction form
    7,917.36/10,926.72 = 4,773.48/x
  3. Step 3: Cross multiply
    7,917.36x = 10,926.72 × 4,773.48
  4. Step 4: Simplify right side
    7,917.36x = 52,158,479.39
  5. Step 5: Solve for x
    x = 52,158,479.39/7,917.36
  6. Step 6: Final answer
    x = 6,587.86

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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.