Home / 4,745.27-6,543.36-3,328.49

Finding the Fourth Proportional to 4,745.27, 6,543.36 and 3,328.49

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Solution

The fourth proportional to 4,745.27, 6,543.36 and 3,328.49 is: 4,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745.27 : 6,543.36 = 3,328.49 : x
  2. Step 2: Convert to fraction form
    4,745.27/6,543.36 = 3,328.49/x
  3. Step 3: Cross multiply
    4,745.27x = 6,543.36 × 3,328.49
  4. Step 4: Simplify right side
    4,745.27x = 21,779,475.61
  5. Step 5: Solve for x
    x = 21,779,475.61/4,745.27
  6. Step 6: Final answer
    x = 4,589.73

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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.