Home / 3,532.86-4,875.39-1,961.10

Finding the Fourth Proportional to 3,532.86, 4,875.39 and 1,961.10

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Solution

The fourth proportional to 3,532.86, 4,875.39 and 1,961.10 is: 2,706.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,532.86 : 4,875.39 = 1,961.10 : x
  2. Step 2: Convert to fraction form
    3,532.86/4,875.39 = 1,961.10/x
  3. Step 3: Cross multiply
    3,532.86x = 4,875.39 × 1,961.10
  4. Step 4: Simplify right side
    3,532.86x = 9,561,127.33
  5. Step 5: Solve for x
    x = 9,561,127.33/3,532.86
  6. Step 6: Final answer
    x = 2,706.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.