Home / 4,949.03-7,421.22-1,828.91

Finding the Fourth Proportional to 4,949.03, 7,421.22 and 1,828.91

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Solution

The fourth proportional to 4,949.03, 7,421.22 and 1,828.91 is: 2,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,949.03 : 7,421.22 = 1,828.91 : x
  2. Step 2: Convert to fraction form
    4,949.03/7,421.22 = 1,828.91/x
  3. Step 3: Cross multiply
    4,949.03x = 7,421.22 × 1,828.91
  4. Step 4: Simplify right side
    4,949.03x = 13,572,762.02
  5. Step 5: Solve for x
    x = 13,572,762.02/4,949.03
  6. Step 6: Final answer
    x = 2,742.51

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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.