Home / 4,709.08-6,499.80-2,939.62

Finding the Fourth Proportional to 4,709.08, 6,499.80 and 2,939.62

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Solution

The fourth proportional to 4,709.08, 6,499.80 and 2,939.62 is: 4,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709.08 : 6,499.80 = 2,939.62 : x
  2. Step 2: Convert to fraction form
    4,709.08/6,499.80 = 2,939.62/x
  3. Step 3: Cross multiply
    4,709.08x = 6,499.80 × 2,939.62
  4. Step 4: Simplify right side
    4,709.08x = 19,106,942.08
  5. Step 5: Solve for x
    x = 19,106,942.08/4,709.08
  6. Step 6: Final answer
    x = 4,057.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.