Home / 2,749.93-4,127.10-1,434.08

Finding the Fourth Proportional to 2,749.93, 4,127.10 and 1,434.08

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Solution

The fourth proportional to 2,749.93, 4,127.10 and 1,434.08 is: 2,152.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.93 : 4,127.10 = 1,434.08 : x
  2. Step 2: Convert to fraction form
    2,749.93/4,127.10 = 1,434.08/x
  3. Step 3: Cross multiply
    2,749.93x = 4,127.10 × 1,434.08
  4. Step 4: Simplify right side
    2,749.93x = 5,918,591.57
  5. Step 5: Solve for x
    x = 5,918,591.57/2,749.93
  6. Step 6: Final answer
    x = 2,152.27

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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.