Home / 1,548.84-2,323.30-1,328.09

Finding the Fourth Proportional to 1,548.84, 2,323.30 and 1,328.09

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Solution

The fourth proportional to 1,548.84, 2,323.30 and 1,328.09 is: 1,992.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548.84 : 2,323.30 = 1,328.09 : x
  2. Step 2: Convert to fraction form
    1,548.84/2,323.30 = 1,328.09/x
  3. Step 3: Cross multiply
    1,548.84x = 2,323.30 × 1,328.09
  4. Step 4: Simplify right side
    1,548.84x = 3,085,551.50
  5. Step 5: Solve for x
    x = 3,085,551.50/1,548.84
  6. Step 6: Final answer
    x = 1,992.17

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1.5x scale

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.