Home / 4,455.63-6,679.26-1,531.89

Finding the Fourth Proportional to 4,455.63, 6,679.26 and 1,531.89

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Solution

The fourth proportional to 4,455.63, 6,679.26 and 1,531.89 is: 2,296.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.63 : 6,679.26 = 1,531.89 : x
  2. Step 2: Convert to fraction form
    4,455.63/6,679.26 = 1,531.89/x
  3. Step 3: Cross multiply
    4,455.63x = 6,679.26 × 1,531.89
  4. Step 4: Simplify right side
    4,455.63x = 10,231,891.60
  5. Step 5: Solve for x
    x = 10,231,891.60/4,455.63
  6. Step 6: Final answer
    x = 2,296.40

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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.