Home / 7,785.73-10,739.51-5,548.33

Finding the Fourth Proportional to 7,785.73, 10,739.51 and 5,548.33

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Solution

The fourth proportional to 7,785.73, 10,739.51 and 5,548.33 is: 7,653.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,785.73 : 10,739.51 = 5,548.33 : x
  2. Step 2: Convert to fraction form
    7,785.73/10,739.51 = 5,548.33/x
  3. Step 3: Cross multiply
    7,785.73x = 10,739.51 × 5,548.33
  4. Step 4: Simplify right side
    7,785.73x = 59,586,264.08
  5. Step 5: Solve for x
    x = 59,586,264.08/7,785.73
  6. Step 6: Final answer
    x = 7,653.26

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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.