Home / 2,730.80-4,097.98-1,499.08

Finding the Fourth Proportional to 2,730.80, 4,097.98 and 1,499.08

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Solution

The fourth proportional to 2,730.80, 4,097.98 and 1,499.08 is: 2,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,730.80 : 4,097.98 = 1,499.08 : x
  2. Step 2: Convert to fraction form
    2,730.80/4,097.98 = 1,499.08/x
  3. Step 3: Cross multiply
    2,730.80x = 4,097.98 × 1,499.08
  4. Step 4: Simplify right side
    2,730.80x = 6,143,199.86
  5. Step 5: Solve for x
    x = 6,143,199.86/2,730.80
  6. Step 6: Final answer
    x = 2,249.60

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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.