Home / 8,667.60-13,004.64-4,047.36

Finding the Fourth Proportional to 8,667.60, 13,004.64 and 4,047.36

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Solution

The fourth proportional to 8,667.60, 13,004.64 and 4,047.36 is: 6,072.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,667.60 : 13,004.64 = 4,047.36 : x
  2. Step 2: Convert to fraction form
    8,667.60/13,004.64 = 4,047.36/x
  3. Step 3: Cross multiply
    8,667.60x = 13,004.64 × 4,047.36
  4. Step 4: Simplify right side
    8,667.60x = 52,634,459.75
  5. Step 5: Solve for x
    x = 52,634,459.75/8,667.60
  6. Step 6: Final answer
    x = 6,072.55

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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.