Home / 4,291.54-6,421.66-3,544.20

Finding the Fourth Proportional to 4,291.54, 6,421.66 and 3,544.20

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Solution

The fourth proportional to 4,291.54, 6,421.66 and 3,544.20 is: 5,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,291.54 : 6,421.66 = 3,544.20 : x
  2. Step 2: Convert to fraction form
    4,291.54/6,421.66 = 3,544.20/x
  3. Step 3: Cross multiply
    4,291.54x = 6,421.66 × 3,544.20
  4. Step 4: Simplify right side
    4,291.54x = 22,759,658.45
  5. Step 5: Solve for x
    x = 22,759,658.45/4,291.54
  6. Step 6: Final answer
    x = 5,303.38

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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.