Home / 6,289.26-8,681.22-4,055.28

Finding the Fourth Proportional to 6,289.26, 8,681.22 and 4,055.28

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Solution

The fourth proportional to 6,289.26, 8,681.22 and 4,055.28 is: 5,597.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.26 : 8,681.22 = 4,055.28 : x
  2. Step 2: Convert to fraction form
    6,289.26/8,681.22 = 4,055.28/x
  3. Step 3: Cross multiply
    6,289.26x = 8,681.22 × 4,055.28
  4. Step 4: Simplify right side
    6,289.26x = 35,204,777.84
  5. Step 5: Solve for x
    x = 35,204,777.84/6,289.26
  6. Step 6: Final answer
    x = 5,597.60

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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.