Home / 5,410.50-8,110.89-1,946.94

Finding the Fourth Proportional to 5,410.50, 8,110.89 and 1,946.94

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Solution

The fourth proportional to 5,410.50, 8,110.89 and 1,946.94 is: 2,918.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,410.50 : 8,110.89 = 1,946.94 : x
  2. Step 2: Convert to fraction form
    5,410.50/8,110.89 = 1,946.94/x
  3. Step 3: Cross multiply
    5,410.50x = 8,110.89 × 1,946.94
  4. Step 4: Simplify right side
    5,410.50x = 15,791,416.18
  5. Step 5: Solve for x
    x = 15,791,416.18/5,410.50
  6. Step 6: Final answer
    x = 2,918.66

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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.