Home / 6,012.79-9,017.56-2,115.07

Finding the Fourth Proportional to 6,012.79, 9,017.56 and 2,115.07

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Solution

The fourth proportional to 6,012.79, 9,017.56 and 2,115.07 is: 3,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,012.79 : 9,017.56 = 2,115.07 : x
  2. Step 2: Convert to fraction form
    6,012.79/9,017.56 = 2,115.07/x
  3. Step 3: Cross multiply
    6,012.79x = 9,017.56 × 2,115.07
  4. Step 4: Simplify right side
    6,012.79x = 19,072,770.63
  5. Step 5: Solve for x
    x = 19,072,770.63/6,012.79
  6. Step 6: Final answer
    x = 3,172.03

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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.