Home / 4,543.85-6,810.86-1,910.74

Finding the Fourth Proportional to 4,543.85, 6,810.86 and 1,910.74

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Solution

The fourth proportional to 4,543.85, 6,810.86 and 1,910.74 is: 2,864.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.85 : 6,810.86 = 1,910.74 : x
  2. Step 2: Convert to fraction form
    4,543.85/6,810.86 = 1,910.74/x
  3. Step 3: Cross multiply
    4,543.85x = 6,810.86 × 1,910.74
  4. Step 4: Simplify right side
    4,543.85x = 13,013,756.06
  5. Step 5: Solve for x
    x = 13,013,756.06/4,543.85
  6. Step 6: Final answer
    x = 2,864.04

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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.