Home / 4,551.03-6,827.70-1,431.12

Finding the Fourth Proportional to 4,551.03, 6,827.70 and 1,431.12

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Solution

The fourth proportional to 4,551.03, 6,827.70 and 1,431.12 is: 2,147.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,551.03 : 6,827.70 = 1,431.12 : x
  2. Step 2: Convert to fraction form
    4,551.03/6,827.70 = 1,431.12/x
  3. Step 3: Cross multiply
    4,551.03x = 6,827.70 × 1,431.12
  4. Step 4: Simplify right side
    4,551.03x = 9,771,258.02
  5. Step 5: Solve for x
    x = 9,771,258.02/4,551.03
  6. Step 6: Final answer
    x = 2,147.04

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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.