Home / 7,667.22-10,570.05-6,483.54

Finding the Fourth Proportional to 7,667.22, 10,570.05 and 6,483.54

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Solution

The fourth proportional to 7,667.22, 10,570.05 and 6,483.54 is: 8,938.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.22 : 10,570.05 = 6,483.54 : x
  2. Step 2: Convert to fraction form
    7,667.22/10,570.05 = 6,483.54/x
  3. Step 3: Cross multiply
    7,667.22x = 10,570.05 × 6,483.54
  4. Step 4: Simplify right side
    7,667.22x = 68,531,341.98
  5. Step 5: Solve for x
    x = 68,531,341.98/7,667.22
  6. Step 6: Final answer
    x = 8,938.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.