Home / 7,864.29-10,852.38-4,327.56

Finding the Fourth Proportional to 7,864.29, 10,852.38 and 4,327.56

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Solution

The fourth proportional to 7,864.29, 10,852.38 and 4,327.56 is: 5,971.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.29 : 10,852.38 = 4,327.56 : x
  2. Step 2: Convert to fraction form
    7,864.29/10,852.38 = 4,327.56/x
  3. Step 3: Cross multiply
    7,864.29x = 10,852.38 × 4,327.56
  4. Step 4: Simplify right side
    7,864.29x = 46,964,325.59
  5. Step 5: Solve for x
    x = 46,964,325.59/7,864.29
  6. Step 6: Final answer
    x = 5,971.85

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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.