Home / 4,045.94-5,582.57-3,102.80

Finding the Fourth Proportional to 4,045.94, 5,582.57 and 3,102.80

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Solution

The fourth proportional to 4,045.94, 5,582.57 and 3,102.80 is: 4,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,045.94 : 5,582.57 = 3,102.80 : x
  2. Step 2: Convert to fraction form
    4,045.94/5,582.57 = 3,102.80/x
  3. Step 3: Cross multiply
    4,045.94x = 5,582.57 × 3,102.80
  4. Step 4: Simplify right side
    4,045.94x = 17,321,554.77
  5. Step 5: Solve for x
    x = 17,321,554.77/4,045.94
  6. Step 6: Final answer
    x = 4,281.22

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1.5x scale

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.