Home / 4,543.61-6,818.04-1,910.90

Finding the Fourth Proportional to 4,543.61, 6,818.04 and 1,910.90

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Solution

The fourth proportional to 4,543.61, 6,818.04 and 1,910.90 is: 2,867.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.61 : 6,818.04 = 1,910.90 : x
  2. Step 2: Convert to fraction form
    4,543.61/6,818.04 = 1,910.90/x
  3. Step 3: Cross multiply
    4,543.61x = 6,818.04 × 1,910.90
  4. Step 4: Simplify right side
    4,543.61x = 13,028,609.68
  5. Step 5: Solve for x
    x = 13,028,609.68/4,543.61
  6. Step 6: Final answer
    x = 2,867.46

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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.