Home / 4,186.32-6,290.26-3,156.04

Finding the Fourth Proportional to 4,186.32, 6,290.26 and 3,156.04

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Solution

The fourth proportional to 4,186.32, 6,290.26 and 3,156.04 is: 4,742.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.32 : 6,290.26 = 3,156.04 : x
  2. Step 2: Convert to fraction form
    4,186.32/6,290.26 = 3,156.04/x
  3. Step 3: Cross multiply
    4,186.32x = 6,290.26 × 3,156.04
  4. Step 4: Simplify right side
    4,186.32x = 19,852,312.17
  5. Step 5: Solve for x
    x = 19,852,312.17/4,186.32
  6. Step 6: Final answer
    x = 4,742.19

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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.