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Finding the Fourth Proportional to 4,818.50, 6,649.53 and 2,610.50

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Solution

The fourth proportional to 4,818.50, 6,649.53 and 2,610.50 is: 3,602.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,818.50 : 6,649.53 = 2,610.50 : x
  2. Step 2: Convert to fraction form
    4,818.50/6,649.53 = 2,610.50/x
  3. Step 3: Cross multiply
    4,818.50x = 6,649.53 × 2,610.50
  4. Step 4: Simplify right side
    4,818.50x = 17,358,598.07
  5. Step 5: Solve for x
    x = 17,358,598.07/4,818.50
  6. Step 6: Final answer
    x = 3,602.49

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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.