Home / 6,135.28-8,407.69-5,544.79

Finding the Fourth Proportional to 6,135.28, 8,407.69 and 5,544.79

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Solution

The fourth proportional to 6,135.28, 8,407.69 and 5,544.79 is: 7,598.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,135.28 : 8,407.69 = 5,544.79 : x
  2. Step 2: Convert to fraction form
    6,135.28/8,407.69 = 5,544.79/x
  3. Step 3: Cross multiply
    6,135.28x = 8,407.69 × 5,544.79
  4. Step 4: Simplify right side
    6,135.28x = 46,618,840.55
  5. Step 5: Solve for x
    x = 46,618,840.55/6,135.28
  6. Step 6: Final answer
    x = 7,598.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.