Home / 2,403.54-3,315.06-1,742.58

Finding the Fourth Proportional to 2,403.54, 3,315.06 and 1,742.58

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Solution

The fourth proportional to 2,403.54, 3,315.06 and 1,742.58 is: 2,403.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.54 : 3,315.06 = 1,742.58 : x
  2. Step 2: Convert to fraction form
    2,403.54/3,315.06 = 1,742.58/x
  3. Step 3: Cross multiply
    2,403.54x = 3,315.06 × 1,742.58
  4. Step 4: Simplify right side
    2,403.54x = 5,776,757.25
  5. Step 5: Solve for x
    x = 5,776,757.25/2,403.54
  6. Step 6: Final answer
    x = 2,403.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.