Home / 5,281.07-7,275.62-4,395.33

Finding the Fourth Proportional to 5,281.07, 7,275.62 and 4,395.33

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Solution

The fourth proportional to 5,281.07, 7,275.62 and 4,395.33 is: 6,055.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,281.07 : 7,275.62 = 4,395.33 : x
  2. Step 2: Convert to fraction form
    5,281.07/7,275.62 = 4,395.33/x
  3. Step 3: Cross multiply
    5,281.07x = 7,275.62 × 4,395.33
  4. Step 4: Simplify right side
    5,281.07x = 31,978,761.84
  5. Step 5: Solve for x
    x = 31,978,761.84/5,281.07
  6. Step 6: Final answer
    x = 6,055.36

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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.