Home / 4,499.06-6,748.58-1,578.20

Finding the Fourth Proportional to 4,499.06, 6,748.58 and 1,578.20

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Solution

The fourth proportional to 4,499.06, 6,748.58 and 1,578.20 is: 2,367.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.06 : 6,748.58 = 1,578.20 : x
  2. Step 2: Convert to fraction form
    4,499.06/6,748.58 = 1,578.20/x
  3. Step 3: Cross multiply
    4,499.06x = 6,748.58 × 1,578.20
  4. Step 4: Simplify right side
    4,499.06x = 10,650,579.16
  5. Step 5: Solve for x
    x = 10,650,579.16/4,499.06
  6. Step 6: Final answer
    x = 2,367.29

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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.