Home / 6,143.09-9,211.70-2,810.34

Finding the Fourth Proportional to 6,143.09, 9,211.70 and 2,810.34

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Solution

The fourth proportional to 6,143.09, 9,211.70 and 2,810.34 is: 4,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.09 : 9,211.70 = 2,810.34 : x
  2. Step 2: Convert to fraction form
    6,143.09/9,211.70 = 2,810.34/x
  3. Step 3: Cross multiply
    6,143.09x = 9,211.70 × 2,810.34
  4. Step 4: Simplify right side
    6,143.09x = 25,887,994.93
  5. Step 5: Solve for x
    x = 25,887,994.93/6,143.09
  6. Step 6: Final answer
    x = 4,214.17

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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.