Home / 3,062.04-4,590.20-1,212.80

Finding the Fourth Proportional to 3,062.04, 4,590.20 and 1,212.80

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Solution

The fourth proportional to 3,062.04, 4,590.20 and 1,212.80 is: 1,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,062.04 : 4,590.20 = 1,212.80 : x
  2. Step 2: Convert to fraction form
    3,062.04/4,590.20 = 1,212.80/x
  3. Step 3: Cross multiply
    3,062.04x = 4,590.20 × 1,212.80
  4. Step 4: Simplify right side
    3,062.04x = 5,566,994.56
  5. Step 5: Solve for x
    x = 5,566,994.56/3,062.04
  6. Step 6: Final answer
    x = 1,818.07

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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.