Home / 2,756.55-4,134.81-1,001.55

Finding the Fourth Proportional to 2,756.55, 4,134.81 and 1,001.55

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Solution

The fourth proportional to 2,756.55, 4,134.81 and 1,001.55 is: 1,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756.55 : 4,134.81 = 1,001.55 : x
  2. Step 2: Convert to fraction form
    2,756.55/4,134.81 = 1,001.55/x
  3. Step 3: Cross multiply
    2,756.55x = 4,134.81 × 1,001.55
  4. Step 4: Simplify right side
    2,756.55x = 4,141,218.96
  5. Step 5: Solve for x
    x = 4,141,218.96/2,756.55
  6. Step 6: Final answer
    x = 1,502.32

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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.