Home / 5,688.36-8,532.70-1,940.08

Finding the Fourth Proportional to 5,688.36, 8,532.70 and 1,940.08

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Solution

The fourth proportional to 5,688.36, 8,532.70 and 1,940.08 is: 2,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.36 : 8,532.70 = 1,940.08 : x
  2. Step 2: Convert to fraction form
    5,688.36/8,532.70 = 1,940.08/x
  3. Step 3: Cross multiply
    5,688.36x = 8,532.70 × 1,940.08
  4. Step 4: Simplify right side
    5,688.36x = 16,554,120.62
  5. Step 5: Solve for x
    x = 16,554,120.62/5,688.36
  6. Step 6: Final answer
    x = 2,910.17

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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.