Home / 7,864.20-10,852.32-4,327.32

Finding the Fourth Proportional to 7,864.20, 10,852.32 and 4,327.32

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Solution

The fourth proportional to 7,864.20, 10,852.32 and 4,327.32 is: 5,971.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.20 : 10,852.32 = 4,327.32 : x
  2. Step 2: Convert to fraction form
    7,864.20/10,852.32 = 4,327.32/x
  3. Step 3: Cross multiply
    7,864.20x = 10,852.32 × 4,327.32
  4. Step 4: Simplify right side
    7,864.20x = 46,961,461.38
  5. Step 5: Solve for x
    x = 46,961,461.38/7,864.20
  6. Step 6: Final answer
    x = 5,971.55

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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.