Home / 3,551.04-5,326.60-1,085.84

Finding the Fourth Proportional to 3,551.04, 5,326.60 and 1,085.84

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Solution

The fourth proportional to 3,551.04, 5,326.60 and 1,085.84 is: 1,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.04 : 5,326.60 = 1,085.84 : x
  2. Step 2: Convert to fraction form
    3,551.04/5,326.60 = 1,085.84/x
  3. Step 3: Cross multiply
    3,551.04x = 5,326.60 × 1,085.84
  4. Step 4: Simplify right side
    3,551.04x = 5,783,835.34
  5. Step 5: Solve for x
    x = 5,783,835.34/3,551.04
  6. Step 6: Final answer
    x = 1,628.77

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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.