Home / 7,777.40-11,667.83-2,846.93

Finding the Fourth Proportional to 7,777.40, 11,667.83 and 2,846.93

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Solution

The fourth proportional to 7,777.40, 11,667.83 and 2,846.93 is: 4,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,777.40 : 11,667.83 = 2,846.93 : x
  2. Step 2: Convert to fraction form
    7,777.40/11,667.83 = 2,846.93/x
  3. Step 3: Cross multiply
    7,777.40x = 11,667.83 × 2,846.93
  4. Step 4: Simplify right side
    7,777.40x = 33,217,495.26
  5. Step 5: Solve for x
    x = 33,217,495.26/7,777.40
  6. Step 6: Final answer
    x = 4,271.03

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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.