Home / 4,438.86-6,656.58-1,318.14

Finding the Fourth Proportional to 4,438.86, 6,656.58 and 1,318.14

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Solution

The fourth proportional to 4,438.86, 6,656.58 and 1,318.14 is: 1,976.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.86 : 6,656.58 = 1,318.14 : x
  2. Step 2: Convert to fraction form
    4,438.86/6,656.58 = 1,318.14/x
  3. Step 3: Cross multiply
    4,438.86x = 6,656.58 × 1,318.14
  4. Step 4: Simplify right side
    4,438.86x = 8,774,304.36
  5. Step 5: Solve for x
    x = 8,774,304.36/4,438.86
  6. Step 6: Final answer
    x = 1,976.70

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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.