Home / 6,269.17-8,639.37-5,146.51

Finding the Fourth Proportional to 6,269.17, 8,639.37 and 5,146.51

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Solution

The fourth proportional to 6,269.17, 8,639.37 and 5,146.51 is: 7,092.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.17 : 8,639.37 = 5,146.51 : x
  2. Step 2: Convert to fraction form
    6,269.17/8,639.37 = 5,146.51/x
  3. Step 3: Cross multiply
    6,269.17x = 8,639.37 × 5,146.51
  4. Step 4: Simplify right side
    6,269.17x = 44,462,604.10
  5. Step 5: Solve for x
    x = 44,462,604.10/6,269.17
  6. Step 6: Final answer
    x = 7,092.26

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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.