Home / 3,051.36-4,577.22-860.27

Finding the Fourth Proportional to 3,051.36, 4,577.22 and 860.27

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Solution

The fourth proportional to 3,051.36, 4,577.22 and 860.27 is: 1,290.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.36 : 4,577.22 = 860.27 : x
  2. Step 2: Convert to fraction form
    3,051.36/4,577.22 = 860.27/x
  3. Step 3: Cross multiply
    3,051.36x = 4,577.22 × 860.27
  4. Step 4: Simplify right side
    3,051.36x = 3,937,622.16
  5. Step 5: Solve for x
    x = 3,937,622.16/3,051.36
  6. Step 6: Final answer
    x = 1,290.45

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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.