Home / 4,579.56-6,869.16-1,805.40

Finding the Fourth Proportional to 4,579.56, 6,869.16 and 1,805.40

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Solution

The fourth proportional to 4,579.56, 6,869.16 and 1,805.40 is: 2,708.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579.56 : 6,869.16 = 1,805.40 : x
  2. Step 2: Convert to fraction form
    4,579.56/6,869.16 = 1,805.40/x
  3. Step 3: Cross multiply
    4,579.56x = 6,869.16 × 1,805.40
  4. Step 4: Simplify right side
    4,579.56x = 12,401,581.46
  5. Step 5: Solve for x
    x = 12,401,581.46/4,579.56
  6. Step 6: Final answer
    x = 2,708.03

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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.