Home / 7,765.32-10,703.68-5,246.62

Finding the Fourth Proportional to 7,765.32, 10,703.68 and 5,246.62

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Solution

The fourth proportional to 7,765.32, 10,703.68 and 5,246.62 is: 7,231.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765.32 : 10,703.68 = 5,246.62 : x
  2. Step 2: Convert to fraction form
    7,765.32/10,703.68 = 5,246.62/x
  3. Step 3: Cross multiply
    7,765.32x = 10,703.68 × 5,246.62
  4. Step 4: Simplify right side
    7,765.32x = 56,158,141.56
  5. Step 5: Solve for x
    x = 56,158,141.56/7,765.32
  6. Step 6: Final answer
    x = 7,231.92

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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.