Home / 3,695.12-5,097.64-2,499.68

Finding the Fourth Proportional to 3,695.12, 5,097.64 and 2,499.68

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Solution

The fourth proportional to 3,695.12, 5,097.64 and 2,499.68 is: 3,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.12 : 5,097.64 = 2,499.68 : x
  2. Step 2: Convert to fraction form
    3,695.12/5,097.64 = 2,499.68/x
  3. Step 3: Cross multiply
    3,695.12x = 5,097.64 × 2,499.68
  4. Step 4: Simplify right side
    3,695.12x = 12,742,481.50
  5. Step 5: Solve for x
    x = 12,742,481.50/3,695.12
  6. Step 6: Final answer
    x = 3,448.46

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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.