Home / 1,533.84-2,300.76-1,072.51

Finding the Fourth Proportional to 1,533.84, 2,300.76 and 1,072.51

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Solution

The fourth proportional to 1,533.84, 2,300.76 and 1,072.51 is: 1,608.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.84 : 2,300.76 = 1,072.51 : x
  2. Step 2: Convert to fraction form
    1,533.84/2,300.76 = 1,072.51/x
  3. Step 3: Cross multiply
    1,533.84x = 2,300.76 × 1,072.51
  4. Step 4: Simplify right side
    1,533.84x = 2,467,590.98
  5. Step 5: Solve for x
    x = 2,467,590.98/1,533.84
  6. Step 6: Final answer
    x = 1,608.77

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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.