Home / 10,277.07-15,415.60-9,474.56

Finding the Fourth Proportional to 10,277.07, 15,415.60 and 9,474.56

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Solution

The fourth proportional to 10,277.07, 15,415.60 and 9,474.56 is: 14,211.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,277.07 : 15,415.60 = 9,474.56 : x
  2. Step 2: Convert to fraction form
    10,277.07/15,415.60 = 9,474.56/x
  3. Step 3: Cross multiply
    10,277.07x = 15,415.60 × 9,474.56
  4. Step 4: Simplify right side
    10,277.07x = 146,056,027.14
  5. Step 5: Solve for x
    x = 146,056,027.14/10,277.07
  6. Step 6: Final answer
    x = 14,211.84

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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.