Home / 4,543.18-6,812.98-1,911.94

Finding the Fourth Proportional to 4,543.18, 6,812.98 and 1,911.94

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Solution

The fourth proportional to 4,543.18, 6,812.98 and 1,911.94 is: 2,867.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,543.18 : 6,812.98 = 1,911.94 : x
  2. Step 2: Convert to fraction form
    4,543.18/6,812.98 = 1,911.94/x
  3. Step 3: Cross multiply
    4,543.18x = 6,812.98 × 1,911.94
  4. Step 4: Simplify right side
    4,543.18x = 13,026,019.89
  5. Step 5: Solve for x
    x = 13,026,019.89/4,543.18
  6. Step 6: Final answer
    x = 2,867.16

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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.