Home / 4,052.02-6,078.03-1,278.70

Finding the Fourth Proportional to 4,052.02, 6,078.03 and 1,278.70

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Solution

The fourth proportional to 4,052.02, 6,078.03 and 1,278.70 is: 1,918.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,052.02 : 6,078.03 = 1,278.70 : x
  2. Step 2: Convert to fraction form
    4,052.02/6,078.03 = 1,278.70/x
  3. Step 3: Cross multiply
    4,052.02x = 6,078.03 × 1,278.70
  4. Step 4: Simplify right side
    4,052.02x = 7,771,976.96
  5. Step 5: Solve for x
    x = 7,771,976.96/4,052.02
  6. Step 6: Final answer
    x = 1,918.05

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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.