Home / 3,019.86-4,519.65-2,904.84

Finding the Fourth Proportional to 3,019.86, 4,519.65 and 2,904.84

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Solution

The fourth proportional to 3,019.86, 4,519.65 and 2,904.84 is: 4,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.86 : 4,519.65 = 2,904.84 : x
  2. Step 2: Convert to fraction form
    3,019.86/4,519.65 = 2,904.84/x
  3. Step 3: Cross multiply
    3,019.86x = 4,519.65 × 2,904.84
  4. Step 4: Simplify right side
    3,019.86x = 13,128,837.51
  5. Step 5: Solve for x
    x = 13,128,837.51/3,019.86
  6. Step 6: Final answer
    x = 4,347.51

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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.