Home / 2,743.48-4,113.30-1,011.64

Finding the Fourth Proportional to 2,743.48, 4,113.30 and 1,011.64

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Solution

The fourth proportional to 2,743.48, 4,113.30 and 1,011.64 is: 1,516.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.48 : 4,113.30 = 1,011.64 : x
  2. Step 2: Convert to fraction form
    2,743.48/4,113.30 = 1,011.64/x
  3. Step 3: Cross multiply
    2,743.48x = 4,113.30 × 1,011.64
  4. Step 4: Simplify right side
    2,743.48x = 4,161,178.81
  5. Step 5: Solve for x
    x = 4,161,178.81/2,743.48
  6. Step 6: Final answer
    x = 1,516.75

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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.