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Finding the Fourth Proportional to 4,610, 6,908.76 and 2,526.88

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Solution

The fourth proportional to 4,610, 6,908.76 and 2,526.88 is: 3,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,610 : 6,908.76 = 2,526.88 : x
  2. Step 2: Convert to fraction form
    4,610/6,908.76 = 2,526.88/x
  3. Step 3: Cross multiply
    4,610x = 6,908.76 × 2,526.88
  4. Step 4: Simplify right side
    4,610x = 17,457,607.47
  5. Step 5: Solve for x
    x = 17,457,607.47/4,610
  6. Step 6: Final answer
    x = 3,786.90

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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.