Home / 7,790.62-10,746.93-5,269.36

Finding the Fourth Proportional to 7,790.62, 10,746.93 and 5,269.36

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Solution

The fourth proportional to 7,790.62, 10,746.93 and 5,269.36 is: 7,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,790.62 : 10,746.93 = 5,269.36 : x
  2. Step 2: Convert to fraction form
    7,790.62/10,746.93 = 5,269.36/x
  3. Step 3: Cross multiply
    7,790.62x = 10,746.93 × 5,269.36
  4. Step 4: Simplify right side
    7,790.62x = 56,629,443.06
  5. Step 5: Solve for x
    x = 56,629,443.06/7,790.62
  6. Step 6: Final answer
    x = 7,268.93

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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.