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Finding the Fourth Proportional to 4,230.03, 6,346.02 and 1,308.03

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Solution

The fourth proportional to 4,230.03, 6,346.02 and 1,308.03 is: 1,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,230.03 : 6,346.02 = 1,308.03 : x
  2. Step 2: Convert to fraction form
    4,230.03/6,346.02 = 1,308.03/x
  3. Step 3: Cross multiply
    4,230.03x = 6,346.02 × 1,308.03
  4. Step 4: Simplify right side
    4,230.03x = 8,300,784.54
  5. Step 5: Solve for x
    x = 8,300,784.54/4,230.03
  6. Step 6: Final answer
    x = 1,962.35

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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.