Home / 6,113.97-8,436.47-3,461.31

Finding the Fourth Proportional to 6,113.97, 8,436.47 and 3,461.31

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Solution

The fourth proportional to 6,113.97, 8,436.47 and 3,461.31 is: 4,776.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,113.97 : 8,436.47 = 3,461.31 : x
  2. Step 2: Convert to fraction form
    6,113.97/8,436.47 = 3,461.31/x
  3. Step 3: Cross multiply
    6,113.97x = 8,436.47 × 3,461.31
  4. Step 4: Simplify right side
    6,113.97x = 29,201,220.67
  5. Step 5: Solve for x
    x = 29,201,220.67/6,113.97
  6. Step 6: Final answer
    x = 4,776.15

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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.