Home / 3,531.84-4,875.68-2,692.68

Finding the Fourth Proportional to 3,531.84, 4,875.68 and 2,692.68

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Solution

The fourth proportional to 3,531.84, 4,875.68 and 2,692.68 is: 3,717.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.84 : 4,875.68 = 2,692.68 : x
  2. Step 2: Convert to fraction form
    3,531.84/4,875.68 = 2,692.68/x
  3. Step 3: Cross multiply
    3,531.84x = 4,875.68 × 2,692.68
  4. Step 4: Simplify right side
    3,531.84x = 13,128,646.02
  5. Step 5: Solve for x
    x = 13,128,646.02/3,531.84
  6. Step 6: Final answer
    x = 3,717.23

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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.