Home / 7,509.66-11,249.79-4,904.70

Finding the Fourth Proportional to 7,509.66, 11,249.79 and 4,904.70

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Solution

The fourth proportional to 7,509.66, 11,249.79 and 4,904.70 is: 7,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.66 : 11,249.79 = 4,904.70 : x
  2. Step 2: Convert to fraction form
    7,509.66/11,249.79 = 4,904.70/x
  3. Step 3: Cross multiply
    7,509.66x = 11,249.79 × 4,904.70
  4. Step 4: Simplify right side
    7,509.66x = 55,176,845.01
  5. Step 5: Solve for x
    x = 55,176,845.01/7,509.66
  6. Step 6: Final answer
    x = 7,347.45

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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.