Home / 3,049.48-4,570.47-1,403.74

Finding the Fourth Proportional to 3,049.48, 4,570.47 and 1,403.74

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Solution

The fourth proportional to 3,049.48, 4,570.47 and 1,403.74 is: 2,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,049.48 : 4,570.47 = 1,403.74 : x
  2. Step 2: Convert to fraction form
    3,049.48/4,570.47 = 1,403.74/x
  3. Step 3: Cross multiply
    3,049.48x = 4,570.47 × 1,403.74
  4. Step 4: Simplify right side
    3,049.48x = 6,415,751.56
  5. Step 5: Solve for x
    x = 6,415,751.56/3,049.48
  6. Step 6: Final answer
    x = 2,103.88

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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.