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Finding the Fourth Proportional to 6,011.89, 9,005.59 and 4,905.25

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Solution

The fourth proportional to 6,011.89, 9,005.59 and 4,905.25 is: 7,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,011.89 : 9,005.59 = 4,905.25 : x
  2. Step 2: Convert to fraction form
    6,011.89/9,005.59 = 4,905.25/x
  3. Step 3: Cross multiply
    6,011.89x = 9,005.59 × 4,905.25
  4. Step 4: Simplify right side
    6,011.89x = 44,174,670.35
  5. Step 5: Solve for x
    x = 44,174,670.35/6,011.89
  6. Step 6: Final answer
    x = 7,347.88

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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.