Home / 6,117.80-8,446.07-4,028.00

Finding the Fourth Proportional to 6,117.80, 8,446.07 and 4,028.00

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Solution

The fourth proportional to 6,117.80, 8,446.07 and 4,028.00 is: 5,560.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.80 : 8,446.07 = 4,028.00 : x
  2. Step 2: Convert to fraction form
    6,117.80/8,446.07 = 4,028.00/x
  3. Step 3: Cross multiply
    6,117.80x = 8,446.07 × 4,028.00
  4. Step 4: Simplify right side
    6,117.80x = 34,020,707.59
  5. Step 5: Solve for x
    x = 34,020,707.59/6,117.80
  6. Step 6: Final answer
    x = 5,560.94

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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.