Home / 6,417.41-9,627.02-3,128.27

Finding the Fourth Proportional to 6,417.41, 9,627.02 and 3,128.27

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Solution

The fourth proportional to 6,417.41, 9,627.02 and 3,128.27 is: 4,692.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,417.41 : 9,627.02 = 3,128.27 : x
  2. Step 2: Convert to fraction form
    6,417.41/9,627.02 = 3,128.27/x
  3. Step 3: Cross multiply
    6,417.41x = 9,627.02 × 3,128.27
  4. Step 4: Simplify right side
    6,417.41x = 30,115,902.21
  5. Step 5: Solve for x
    x = 30,115,902.21/6,417.41
  6. Step 6: Final answer
    x = 4,692.84

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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.