Home / 8,445.50-12,667.74-2,522.41

Finding the Fourth Proportional to 8,445.50, 12,667.74 and 2,522.41

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Solution

The fourth proportional to 8,445.50, 12,667.74 and 2,522.41 is: 3,783.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445.50 : 12,667.74 = 2,522.41 : x
  2. Step 2: Convert to fraction form
    8,445.50/12,667.74 = 2,522.41/x
  3. Step 3: Cross multiply
    8,445.50x = 12,667.74 × 2,522.41
  4. Step 4: Simplify right side
    8,445.50x = 31,953,192.93
  5. Step 5: Solve for x
    x = 31,953,192.93/8,445.50
  6. Step 6: Final answer
    x = 3,783.46

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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.