Home / 9,429.10-14,138.46-4,499.80

Finding the Fourth Proportional to 9,429.10, 14,138.46 and 4,499.80

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Solution

The fourth proportional to 9,429.10, 14,138.46 and 4,499.80 is: 6,747.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.10 : 14,138.46 = 4,499.80 : x
  2. Step 2: Convert to fraction form
    9,429.10/14,138.46 = 4,499.80/x
  3. Step 3: Cross multiply
    9,429.10x = 14,138.46 × 4,499.80
  4. Step 4: Simplify right side
    9,429.10x = 63,620,242.31
  5. Step 5: Solve for x
    x = 63,620,242.31/9,429.10
  6. Step 6: Final answer
    x = 6,747.22

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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.