Home / 6,579.59-9,869.99-1,899.54

Finding the Fourth Proportional to 6,579.59, 9,869.99 and 1,899.54

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Solution

The fourth proportional to 6,579.59, 9,869.99 and 1,899.54 is: 2,849.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.59 : 9,869.99 = 1,899.54 : x
  2. Step 2: Convert to fraction form
    6,579.59/9,869.99 = 1,899.54/x
  3. Step 3: Cross multiply
    6,579.59x = 9,869.99 × 1,899.54
  4. Step 4: Simplify right side
    6,579.59x = 18,748,440.80
  5. Step 5: Solve for x
    x = 18,748,440.80/6,579.59
  6. Step 6: Final answer
    x = 2,849.48

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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.