Home / 11,352.12-15,667.80-9,460.83

Finding the Fourth Proportional to 11,352.12, 15,667.80 and 9,460.83

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Solution

The fourth proportional to 11,352.12, 15,667.80 and 9,460.83 is: 13,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.12 : 15,667.80 = 9,460.83 : x
  2. Step 2: Convert to fraction form
    11,352.12/15,667.80 = 9,460.83/x
  3. Step 3: Cross multiply
    11,352.12x = 15,667.80 × 9,460.83
  4. Step 4: Simplify right side
    11,352.12x = 148,230,363.18
  5. Step 5: Solve for x
    x = 148,230,363.18/11,352.12
  6. Step 6: Final answer
    x = 13,057.50

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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.