Home / 2,435.52-3,656.93-1,396.70

Finding the Fourth Proportional to 2,435.52, 3,656.93 and 1,396.70

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Solution

The fourth proportional to 2,435.52, 3,656.93 and 1,396.70 is: 2,097.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,435.52 : 3,656.93 = 1,396.70 : x
  2. Step 2: Convert to fraction form
    2,435.52/3,656.93 = 1,396.70/x
  3. Step 3: Cross multiply
    2,435.52x = 3,656.93 × 1,396.70
  4. Step 4: Simplify right side
    2,435.52x = 5,107,619.34
  5. Step 5: Solve for x
    x = 5,107,619.34/2,435.52
  6. Step 6: Final answer
    x = 2,097.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.