Home / 5,913.13-8,159.78-3,395.07

Finding the Fourth Proportional to 5,913.13, 8,159.78 and 3,395.07

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Solution

The fourth proportional to 5,913.13, 8,159.78 and 3,395.07 is: 4,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,913.13 : 8,159.78 = 3,395.07 : x
  2. Step 2: Convert to fraction form
    5,913.13/8,159.78 = 3,395.07/x
  3. Step 3: Cross multiply
    5,913.13x = 8,159.78 × 3,395.07
  4. Step 4: Simplify right side
    5,913.13x = 27,703,032.77
  5. Step 5: Solve for x
    x = 27,703,032.77/5,913.13
  6. Step 6: Final answer
    x = 4,685.01

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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.