Home / 4,741.41-6,543.45-3,145.26

Finding the Fourth Proportional to 4,741.41, 6,543.45 and 3,145.26

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Solution

The fourth proportional to 4,741.41, 6,543.45 and 3,145.26 is: 4,340.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.41 : 6,543.45 = 3,145.26 : x
  2. Step 2: Convert to fraction form
    4,741.41/6,543.45 = 3,145.26/x
  3. Step 3: Cross multiply
    4,741.41x = 6,543.45 × 3,145.26
  4. Step 4: Simplify right side
    4,741.41x = 20,580,851.55
  5. Step 5: Solve for x
    x = 20,580,851.55/4,741.41
  6. Step 6: Final answer
    x = 4,340.66

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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.