Home / 2,919.93-4,029.49-1,593.61

Finding the Fourth Proportional to 2,919.93, 4,029.49 and 1,593.61

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Solution

The fourth proportional to 2,919.93, 4,029.49 and 1,593.61 is: 2,199.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919.93 : 4,029.49 = 1,593.61 : x
  2. Step 2: Convert to fraction form
    2,919.93/4,029.49 = 1,593.61/x
  3. Step 3: Cross multiply
    2,919.93x = 4,029.49 × 1,593.61
  4. Step 4: Simplify right side
    2,919.93x = 6,421,421.50
  5. Step 5: Solve for x
    x = 6,421,421.50/2,919.93
  6. Step 6: Final answer
    x = 2,199.17

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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.