Home / 2,740.35-4,110.53-1,354.34

Finding the Fourth Proportional to 2,740.35, 4,110.53 and 1,354.34

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Solution

The fourth proportional to 2,740.35, 4,110.53 and 1,354.34 is: 2,031.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.35 : 4,110.53 = 1,354.34 : x
  2. Step 2: Convert to fraction form
    2,740.35/4,110.53 = 1,354.34/x
  3. Step 3: Cross multiply
    2,740.35x = 4,110.53 × 1,354.34
  4. Step 4: Simplify right side
    2,740.35x = 5,567,055.20
  5. Step 5: Solve for x
    x = 5,567,055.20/2,740.35
  6. Step 6: Final answer
    x = 2,031.51

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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.