Home / 5,301.37-7,315.81-2,943.46

Finding the Fourth Proportional to 5,301.37, 7,315.81 and 2,943.46

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Solution

The fourth proportional to 5,301.37, 7,315.81 and 2,943.46 is: 4,061.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.37 : 7,315.81 = 2,943.46 : x
  2. Step 2: Convert to fraction form
    5,301.37/7,315.81 = 2,943.46/x
  3. Step 3: Cross multiply
    5,301.37x = 7,315.81 × 2,943.46
  4. Step 4: Simplify right side
    5,301.37x = 21,533,794.10
  5. Step 5: Solve for x
    x = 21,533,794.10/5,301.37
  6. Step 6: Final answer
    x = 4,061.93

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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.