Home / 9,429.56-14,144.62-4,499.72

Finding the Fourth Proportional to 9,429.56, 14,144.62 and 4,499.72

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Solution

The fourth proportional to 9,429.56, 14,144.62 and 4,499.72 is: 6,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,429.56 : 14,144.62 = 4,499.72 : x
  2. Step 2: Convert to fraction form
    9,429.56/14,144.62 = 4,499.72/x
  3. Step 3: Cross multiply
    9,429.56x = 14,144.62 × 4,499.72
  4. Step 4: Simplify right side
    9,429.56x = 63,646,829.51
  5. Step 5: Solve for x
    x = 63,646,829.51/9,429.56
  6. Step 6: Final answer
    x = 6,749.71

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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.