Home / 7,670.04-11,507.48-2,739.57

Finding the Fourth Proportional to 7,670.04, 11,507.48 and 2,739.57

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Solution

The fourth proportional to 7,670.04, 11,507.48 and 2,739.57 is: 4,110.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,670.04 : 11,507.48 = 2,739.57 : x
  2. Step 2: Convert to fraction form
    7,670.04/11,507.48 = 2,739.57/x
  3. Step 3: Cross multiply
    7,670.04x = 11,507.48 × 2,739.57
  4. Step 4: Simplify right side
    7,670.04x = 31,525,546.98
  5. Step 5: Solve for x
    x = 31,525,546.98/7,670.04
  6. Step 6: Final answer
    x = 4,110.22

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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.