Home / 4,465.21-6,696.90-1,690.93

Finding the Fourth Proportional to 4,465.21, 6,696.90 and 1,690.93

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Solution

The fourth proportional to 4,465.21, 6,696.90 and 1,690.93 is: 2,536.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,465.21 : 6,696.90 = 1,690.93 : x
  2. Step 2: Convert to fraction form
    4,465.21/6,696.90 = 1,690.93/x
  3. Step 3: Cross multiply
    4,465.21x = 6,696.90 × 1,690.93
  4. Step 4: Simplify right side
    4,465.21x = 11,323,972.37
  5. Step 5: Solve for x
    x = 11,323,972.37/4,465.21
  6. Step 6: Final answer
    x = 2,536.05

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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.