Home / 4,543.20-6,813.73-1,256.53

Finding the Fourth Proportional to 4,543.20, 6,813.73 and 1,256.53

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Solution

The fourth proportional to 4,543.20, 6,813.73 and 1,256.53 is: 1,884.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.20 : 6,813.73 = 1,256.53 : x
  2. Step 2: Convert to fraction form
    4,543.20/6,813.73 = 1,256.53/x
  3. Step 3: Cross multiply
    4,543.20x = 6,813.73 × 1,256.53
  4. Step 4: Simplify right side
    4,543.20x = 8,561,656.16
  5. Step 5: Solve for x
    x = 8,561,656.16/4,543.20
  6. Step 6: Final answer
    x = 1,884.50

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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.