Home / 2,417.63-3,336.39-1,369.76

Finding the Fourth Proportional to 2,417.63, 3,336.39 and 1,369.76

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Solution

The fourth proportional to 2,417.63, 3,336.39 and 1,369.76 is: 1,890.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.63 : 3,336.39 = 1,369.76 : x
  2. Step 2: Convert to fraction form
    2,417.63/3,336.39 = 1,369.76/x
  3. Step 3: Cross multiply
    2,417.63x = 3,336.39 × 1,369.76
  4. Step 4: Simplify right side
    2,417.63x = 4,570,036.88
  5. Step 5: Solve for x
    x = 4,570,036.88/2,417.63
  6. Step 6: Final answer
    x = 1,890.30

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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.