Home / 7,864.32-10,852.72-4,327.44

Finding the Fourth Proportional to 7,864.32, 10,852.72 and 4,327.44

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Solution

The fourth proportional to 7,864.32, 10,852.72 and 4,327.44 is: 5,971.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.32 : 10,852.72 = 4,327.44 : x
  2. Step 2: Convert to fraction form
    7,864.32/10,852.72 = 4,327.44/x
  3. Step 3: Cross multiply
    7,864.32x = 10,852.72 × 4,327.44
  4. Step 4: Simplify right side
    7,864.32x = 46,964,494.64
  5. Step 5: Solve for x
    x = 46,964,494.64/7,864.32
  6. Step 6: Final answer
    x = 5,971.84

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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.