Home / 4,161.51-6,263.12-3,126.87

Finding the Fourth Proportional to 4,161.51, 6,263.12 and 3,126.87

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Solution

The fourth proportional to 4,161.51, 6,263.12 and 3,126.87 is: 4,705.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,161.51 : 6,263.12 = 3,126.87 : x
  2. Step 2: Convert to fraction form
    4,161.51/6,263.12 = 3,126.87/x
  3. Step 3: Cross multiply
    4,161.51x = 6,263.12 × 3,126.87
  4. Step 4: Simplify right side
    4,161.51x = 19,583,969.85
  5. Step 5: Solve for x
    x = 19,583,969.85/4,161.51
  6. Step 6: Final answer
    x = 4,705.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.