Home / 4,012.20-6,019.59-1,931.93

Finding the Fourth Proportional to 4,012.20, 6,019.59 and 1,931.93

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Solution

The fourth proportional to 4,012.20, 6,019.59 and 1,931.93 is: 2,898.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.20 : 6,019.59 = 1,931.93 : x
  2. Step 2: Convert to fraction form
    4,012.20/6,019.59 = 1,931.93/x
  3. Step 3: Cross multiply
    4,012.20x = 6,019.59 × 1,931.93
  4. Step 4: Simplify right side
    4,012.20x = 11,629,426.51
  5. Step 5: Solve for x
    x = 11,629,426.51/4,012.20
  6. Step 6: Final answer
    x = 2,898.52

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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.