Home / 6,359.86-8,776.45-3,527.19

Finding the Fourth Proportional to 6,359.86, 8,776.45 and 3,527.19

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Solution

The fourth proportional to 6,359.86, 8,776.45 and 3,527.19 is: 4,867.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,359.86 : 8,776.45 = 3,527.19 : x
  2. Step 2: Convert to fraction form
    6,359.86/8,776.45 = 3,527.19/x
  3. Step 3: Cross multiply
    6,359.86x = 8,776.45 × 3,527.19
  4. Step 4: Simplify right side
    6,359.86x = 30,956,206.68
  5. Step 5: Solve for x
    x = 30,956,206.68/6,359.86
  6. Step 6: Final answer
    x = 4,867.44

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Half scale
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Double scale
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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.