Home / 2,985.36-4,477.32-1,446

Finding the Fourth Proportional to 2,985.36, 4,477.32 and 1,446

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Solution

The fourth proportional to 2,985.36, 4,477.32 and 1,446 is: 2,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.36 : 4,477.32 = 1,446 : x
  2. Step 2: Convert to fraction form
    2,985.36/4,477.32 = 1,446/x
  3. Step 3: Cross multiply
    2,985.36x = 4,477.32 × 1,446
  4. Step 4: Simplify right side
    2,985.36x = 6,474,204.72
  5. Step 5: Solve for x
    x = 6,474,204.72/2,985.36
  6. Step 6: Final answer
    x = 2,168.65

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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.