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Finding the Fourth Proportional to 4,810.50, 6,638.49 and 2,602.50

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Solution

The fourth proportional to 4,810.50, 6,638.49 and 2,602.50 is: 3,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810.50 : 6,638.49 = 2,602.50 : x
  2. Step 2: Convert to fraction form
    4,810.50/6,638.49 = 2,602.50/x
  3. Step 3: Cross multiply
    4,810.50x = 6,638.49 × 2,602.50
  4. Step 4: Simplify right side
    4,810.50x = 17,276,670.23
  5. Step 5: Solve for x
    x = 17,276,670.23/4,810.50
  6. Step 6: Final answer
    x = 3,591.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.