Home / 7,172.93-10,749.48-4,012.03

Finding the Fourth Proportional to 7,172.93, 10,749.48 and 4,012.03

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Solution

The fourth proportional to 7,172.93, 10,749.48 and 4,012.03 is: 6,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,172.93 : 10,749.48 = 4,012.03 : x
  2. Step 2: Convert to fraction form
    7,172.93/10,749.48 = 4,012.03/x
  3. Step 3: Cross multiply
    7,172.93x = 10,749.48 × 4,012.03
  4. Step 4: Simplify right side
    7,172.93x = 43,127,268.49
  5. Step 5: Solve for x
    x = 43,127,268.49/7,172.93
  6. Step 6: Final answer
    x = 6,012.50

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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.