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Finding the Fourth Proportional to 6,200.90, 9,301.35 and 6,200.90

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Solution

The fourth proportional to 6,200.90, 9,301.35 and 6,200.90 is: 9,301.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,200.90 : 9,301.35 = 6,200.90 : x
  2. Step 2: Convert to fraction form
    6,200.90/9,301.35 = 6,200.90/x
  3. Step 3: Cross multiply
    6,200.90x = 9,301.35 × 6,200.90
  4. Step 4: Simplify right side
    6,200.90x = 57,676,741.22
  5. Step 5: Solve for x
    x = 57,676,741.22/6,200.90
  6. Step 6: Final answer
    x = 9,301.35

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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.