Home / 4,321.24-6,476.47-1,853.20

Finding the Fourth Proportional to 4,321.24, 6,476.47 and 1,853.20

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Solution

The fourth proportional to 4,321.24, 6,476.47 and 1,853.20 is: 2,777.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.24 : 6,476.47 = 1,853.20 : x
  2. Step 2: Convert to fraction form
    4,321.24/6,476.47 = 1,853.20/x
  3. Step 3: Cross multiply
    4,321.24x = 6,476.47 × 1,853.20
  4. Step 4: Simplify right side
    4,321.24x = 12,002,197.67
  5. Step 5: Solve for x
    x = 12,002,197.67/4,321.24
  6. Step 6: Final answer
    x = 2,777.49

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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.