Home / 12,847.39-19,259.40-4,944.86

Finding the Fourth Proportional to 12,847.39, 19,259.40 and 4,944.86

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Solution

The fourth proportional to 12,847.39, 19,259.40 and 4,944.86 is: 7,412.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847.39 : 19,259.40 = 4,944.86 : x
  2. Step 2: Convert to fraction form
    12,847.39/19,259.40 = 4,944.86/x
  3. Step 3: Cross multiply
    12,847.39x = 19,259.40 × 4,944.86
  4. Step 4: Simplify right side
    12,847.39x = 95,235,036.68
  5. Step 5: Solve for x
    x = 95,235,036.68/12,847.39
  6. Step 6: Final answer
    x = 7,412.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.