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Finding the Fourth Proportional to 3,052.01, 4,577.45 and 860.22

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Solution

The fourth proportional to 3,052.01, 4,577.45 and 860.22 is: 1,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.01 : 4,577.45 = 860.22 : x
  2. Step 2: Convert to fraction form
    3,052.01/4,577.45 = 860.22/x
  3. Step 3: Cross multiply
    3,052.01x = 4,577.45 × 860.22
  4. Step 4: Simplify right side
    3,052.01x = 3,937,609.74
  5. Step 5: Solve for x
    x = 3,937,609.74/3,052.01
  6. Step 6: Final answer
    x = 1,290.17

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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.