Home / 4,129.17-5,692.64-2,948.19

Finding the Fourth Proportional to 4,129.17, 5,692.64 and 2,948.19

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Solution

The fourth proportional to 4,129.17, 5,692.64 and 2,948.19 is: 4,064.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.17 : 5,692.64 = 2,948.19 : x
  2. Step 2: Convert to fraction form
    4,129.17/5,692.64 = 2,948.19/x
  3. Step 3: Cross multiply
    4,129.17x = 5,692.64 × 2,948.19
  4. Step 4: Simplify right side
    4,129.17x = 16,782,969.58
  5. Step 5: Solve for x
    x = 16,782,969.58/4,129.17
  6. Step 6: Final answer
    x = 4,064.49

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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.