Home / 3,686.56-5,087.36-2,426.08

Finding the Fourth Proportional to 3,686.56, 5,087.36 and 2,426.08

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Solution

The fourth proportional to 3,686.56, 5,087.36 and 2,426.08 is: 3,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.56 : 5,087.36 = 2,426.08 : x
  2. Step 2: Convert to fraction form
    3,686.56/5,087.36 = 2,426.08/x
  3. Step 3: Cross multiply
    3,686.56x = 5,087.36 × 2,426.08
  4. Step 4: Simplify right side
    3,686.56x = 12,342,342.35
  5. Step 5: Solve for x
    x = 12,342,342.35/3,686.56
  6. Step 6: Final answer
    x = 3,347.93

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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.