Home / 4,156.91-6,236.12-1,383.32

Finding the Fourth Proportional to 4,156.91, 6,236.12 and 1,383.32

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Solution

The fourth proportional to 4,156.91, 6,236.12 and 1,383.32 is: 2,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156.91 : 6,236.12 = 1,383.32 : x
  2. Step 2: Convert to fraction form
    4,156.91/6,236.12 = 1,383.32/x
  3. Step 3: Cross multiply
    4,156.91x = 6,236.12 × 1,383.32
  4. Step 4: Simplify right side
    4,156.91x = 8,626,549.52
  5. Step 5: Solve for x
    x = 8,626,549.52/4,156.91
  6. Step 6: Final answer
    x = 2,075.23

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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.