Home / 3,798.46-5,235.60-2,539.06

Finding the Fourth Proportional to 3,798.46, 5,235.60 and 2,539.06

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Solution

The fourth proportional to 3,798.46, 5,235.60 and 2,539.06 is: 3,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.46 : 5,235.60 = 2,539.06 : x
  2. Step 2: Convert to fraction form
    3,798.46/5,235.60 = 2,539.06/x
  3. Step 3: Cross multiply
    3,798.46x = 5,235.60 × 2,539.06
  4. Step 4: Simplify right side
    3,798.46x = 13,293,483.07
  5. Step 5: Solve for x
    x = 13,293,483.07/3,798.46
  6. Step 6: Final answer
    x = 3,499.70

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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.