Home / 7,865.32-10,853.86-4,552.68

Finding the Fourth Proportional to 7,865.32, 10,853.86 and 4,552.68

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Solution

The fourth proportional to 7,865.32, 10,853.86 and 4,552.68 is: 6,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,865.32 : 10,853.86 = 4,552.68 : x
  2. Step 2: Convert to fraction form
    7,865.32/10,853.86 = 4,552.68/x
  3. Step 3: Cross multiply
    7,865.32x = 10,853.86 × 4,552.68
  4. Step 4: Simplify right side
    7,865.32x = 49,414,151.34
  5. Step 5: Solve for x
    x = 49,414,151.34/7,865.32
  6. Step 6: Final answer
    x = 6,282.54

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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.