Home / 8,667.84-13,002.40-2,512.32

Finding the Fourth Proportional to 8,667.84, 13,002.40 and 2,512.32

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Solution

The fourth proportional to 8,667.84, 13,002.40 and 2,512.32 is: 3,768.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.84 : 13,002.40 = 2,512.32 : x
  2. Step 2: Convert to fraction form
    8,667.84/13,002.40 = 2,512.32/x
  3. Step 3: Cross multiply
    8,667.84x = 13,002.40 × 2,512.32
  4. Step 4: Simplify right side
    8,667.84x = 32,666,189.57
  5. Step 5: Solve for x
    x = 32,666,189.57/8,667.84
  6. Step 6: Final answer
    x = 3,768.67

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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.