Home / 2,628.48-3,943.08-1,533.36

Finding the Fourth Proportional to 2,628.48, 3,943.08 and 1,533.36

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Solution

The fourth proportional to 2,628.48, 3,943.08 and 1,533.36 is: 2,300.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.48 : 3,943.08 = 1,533.36 : x
  2. Step 2: Convert to fraction form
    2,628.48/3,943.08 = 1,533.36/x
  3. Step 3: Cross multiply
    2,628.48x = 3,943.08 × 1,533.36
  4. Step 4: Simplify right side
    2,628.48x = 6,046,161.15
  5. Step 5: Solve for x
    x = 6,046,161.15/2,628.48
  6. Step 6: Final answer
    x = 2,300.25

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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.