Home / 7,759.07-10,695.06-5,240.37

Finding the Fourth Proportional to 7,759.07, 10,695.06 and 5,240.37

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Solution

The fourth proportional to 7,759.07, 10,695.06 and 5,240.37 is: 7,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,759.07 : 10,695.06 = 5,240.37 : x
  2. Step 2: Convert to fraction form
    7,759.07/10,695.06 = 5,240.37/x
  3. Step 3: Cross multiply
    7,759.07x = 10,695.06 × 5,240.37
  4. Step 4: Simplify right side
    7,759.07x = 56,046,071.57
  5. Step 5: Solve for x
    x = 56,046,071.57/7,759.07
  6. Step 6: Final answer
    x = 7,223.30

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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.