Home / 5,128.02-7,692.09-1,841.04

Finding the Fourth Proportional to 5,128.02, 7,692.09 and 1,841.04

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Solution

The fourth proportional to 5,128.02, 7,692.09 and 1,841.04 is: 2,761.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128.02 : 7,692.09 = 1,841.04 : x
  2. Step 2: Convert to fraction form
    5,128.02/7,692.09 = 1,841.04/x
  3. Step 3: Cross multiply
    5,128.02x = 7,692.09 × 1,841.04
  4. Step 4: Simplify right side
    5,128.02x = 14,161,445.37
  5. Step 5: Solve for x
    x = 14,161,445.37/5,128.02
  6. Step 6: Final answer
    x = 2,761.58

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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.