Home / 4,855.04-7,284.30-2,391.60

Finding the Fourth Proportional to 4,855.04, 7,284.30 and 2,391.60

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Solution

The fourth proportional to 4,855.04, 7,284.30 and 2,391.60 is: 3,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.04 : 7,284.30 = 2,391.60 : x
  2. Step 2: Convert to fraction form
    4,855.04/7,284.30 = 2,391.60/x
  3. Step 3: Cross multiply
    4,855.04x = 7,284.30 × 2,391.60
  4. Step 4: Simplify right side
    4,855.04x = 17,421,131.88
  5. Step 5: Solve for x
    x = 17,421,131.88/4,855.04
  6. Step 6: Final answer
    x = 3,588.26

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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.