Home / 5,434.51-8,150.54-2,658.41

Finding the Fourth Proportional to 5,434.51, 8,150.54 and 2,658.41

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Solution

The fourth proportional to 5,434.51, 8,150.54 and 2,658.41 is: 3,987.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.51 : 8,150.54 = 2,658.41 : x
  2. Step 2: Convert to fraction form
    5,434.51/8,150.54 = 2,658.41/x
  3. Step 3: Cross multiply
    5,434.51x = 8,150.54 × 2,658.41
  4. Step 4: Simplify right side
    5,434.51x = 21,667,477.04
  5. Step 5: Solve for x
    x = 21,667,477.04/5,434.51
  6. Step 6: Final answer
    x = 3,987.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.