Home / 4,543.55-6,272.72-2,974.37

Finding the Fourth Proportional to 4,543.55, 6,272.72 and 2,974.37

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Solution

The fourth proportional to 4,543.55, 6,272.72 and 2,974.37 is: 4,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.55 : 6,272.72 = 2,974.37 : x
  2. Step 2: Convert to fraction form
    4,543.55/6,272.72 = 2,974.37/x
  3. Step 3: Cross multiply
    4,543.55x = 6,272.72 × 2,974.37
  4. Step 4: Simplify right side
    4,543.55x = 18,657,343.95
  5. Step 5: Solve for x
    x = 18,657,343.95/4,543.55
  6. Step 6: Final answer
    x = 4,106.34

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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.