Home / 7,667.36-11,493.29-2,984.45

Finding the Fourth Proportional to 7,667.36, 11,493.29 and 2,984.45

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Solution

The fourth proportional to 7,667.36, 11,493.29 and 2,984.45 is: 4,473.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.36 : 11,493.29 = 2,984.45 : x
  2. Step 2: Convert to fraction form
    7,667.36/11,493.29 = 2,984.45/x
  3. Step 3: Cross multiply
    7,667.36x = 11,493.29 × 2,984.45
  4. Step 4: Simplify right side
    7,667.36x = 34,301,099.34
  5. Step 5: Solve for x
    x = 34,301,099.34/7,667.36
  6. Step 6: Final answer
    x = 4,473.65

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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.