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Finding the Fourth Proportional to 4,699.96, 6,486.10 and 2,710.60

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Solution

The fourth proportional to 4,699.96, 6,486.10 and 2,710.60 is: 3,740.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.96 : 6,486.10 = 2,710.60 : x
  2. Step 2: Convert to fraction form
    4,699.96/6,486.10 = 2,710.60/x
  3. Step 3: Cross multiply
    4,699.96x = 6,486.10 × 2,710.60
  4. Step 4: Simplify right side
    4,699.96x = 17,581,222.66
  5. Step 5: Solve for x
    x = 17,581,222.66/4,699.96
  6. Step 6: Final answer
    x = 3,740.72

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1.5x scale

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.