Home / 5,570.08-7,686.96-3,086.08

Finding the Fourth Proportional to 5,570.08, 7,686.96 and 3,086.08

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Solution

The fourth proportional to 5,570.08, 7,686.96 and 3,086.08 is: 4,258.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,570.08 : 7,686.96 = 3,086.08 : x
  2. Step 2: Convert to fraction form
    5,570.08/7,686.96 = 3,086.08/x
  3. Step 3: Cross multiply
    5,570.08x = 7,686.96 × 3,086.08
  4. Step 4: Simplify right side
    5,570.08x = 23,722,573.52
  5. Step 5: Solve for x
    x = 23,722,573.52/5,570.08
  6. Step 6: Final answer
    x = 4,258.93

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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.