Home / 4,062.72-5,603.67-3,439.02

Finding the Fourth Proportional to 4,062.72, 5,603.67 and 3,439.02

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Solution

The fourth proportional to 4,062.72, 5,603.67 and 3,439.02 is: 4,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,062.72 : 5,603.67 = 3,439.02 : x
  2. Step 2: Convert to fraction form
    4,062.72/5,603.67 = 3,439.02/x
  3. Step 3: Cross multiply
    4,062.72x = 5,603.67 × 3,439.02
  4. Step 4: Simplify right side
    4,062.72x = 19,271,133.20
  5. Step 5: Solve for x
    x = 19,271,133.20/4,062.72
  6. Step 6: Final answer
    x = 4,743.41

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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.