Home / 6,269.40-9,402.89-3,308.45

Finding the Fourth Proportional to 6,269.40, 9,402.89 and 3,308.45

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Solution

The fourth proportional to 6,269.40, 9,402.89 and 3,308.45 is: 4,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.40 : 9,402.89 = 3,308.45 : x
  2. Step 2: Convert to fraction form
    6,269.40/9,402.89 = 3,308.45/x
  3. Step 3: Cross multiply
    6,269.40x = 9,402.89 × 3,308.45
  4. Step 4: Simplify right side
    6,269.40x = 31,108,927.86
  5. Step 5: Solve for x
    x = 31,108,927.86/6,269.40
  6. Step 6: Final answer
    x = 4,962.03

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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.