Home / 4,606.18-6,908.28-1,318.39

Finding the Fourth Proportional to 4,606.18, 6,908.28 and 1,318.39

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Solution

The fourth proportional to 4,606.18, 6,908.28 and 1,318.39 is: 1,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,606.18 : 6,908.28 = 1,318.39 : x
  2. Step 2: Convert to fraction form
    4,606.18/6,908.28 = 1,318.39/x
  3. Step 3: Cross multiply
    4,606.18x = 6,908.28 × 1,318.39
  4. Step 4: Simplify right side
    4,606.18x = 9,107,772.73
  5. Step 5: Solve for x
    x = 9,107,772.73/4,606.18
  6. Step 6: Final answer
    x = 1,977.30

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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.