Home / 12,337.20-18,509.04-4,546.08

Finding the Fourth Proportional to 12,337.20, 18,509.04 and 4,546.08

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Solution

The fourth proportional to 12,337.20, 18,509.04 and 4,546.08 is: 6,820.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.20 : 18,509.04 = 4,546.08 : x
  2. Step 2: Convert to fraction form
    12,337.20/18,509.04 = 4,546.08/x
  3. Step 3: Cross multiply
    12,337.20x = 18,509.04 × 4,546.08
  4. Step 4: Simplify right side
    12,337.20x = 84,143,576.56
  5. Step 5: Solve for x
    x = 84,143,576.56/12,337.20
  6. Step 6: Final answer
    x = 6,820.31

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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.