Home / 3,911.16-5,864.37-1,536.39

Finding the Fourth Proportional to 3,911.16, 5,864.37 and 1,536.39

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Solution

The fourth proportional to 3,911.16, 5,864.37 and 1,536.39 is: 2,303.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.16 : 5,864.37 = 1,536.39 : x
  2. Step 2: Convert to fraction form
    3,911.16/5,864.37 = 1,536.39/x
  3. Step 3: Cross multiply
    3,911.16x = 5,864.37 × 1,536.39
  4. Step 4: Simplify right side
    3,911.16x = 9,009,962.99
  5. Step 5: Solve for x
    x = 9,009,962.99/3,911.16
  6. Step 6: Final answer
    x = 2,303.66

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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.