Home / 4,012.59-6,019.46-1,239.48

Finding the Fourth Proportional to 4,012.59, 6,019.46 and 1,239.48

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Solution

The fourth proportional to 4,012.59, 6,019.46 and 1,239.48 is: 1,859.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.59 : 6,019.46 = 1,239.48 : x
  2. Step 2: Convert to fraction form
    4,012.59/6,019.46 = 1,239.48/x
  3. Step 3: Cross multiply
    4,012.59x = 6,019.46 × 1,239.48
  4. Step 4: Simplify right side
    4,012.59x = 7,460,994.08
  5. Step 5: Solve for x
    x = 7,460,994.08/4,012.59
  6. Step 6: Final answer
    x = 1,859.40

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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.