Home / 9,277.45-13,903.87-8,039.07

Finding the Fourth Proportional to 9,277.45, 13,903.87 and 8,039.07

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Solution

The fourth proportional to 9,277.45, 13,903.87 and 8,039.07 is: 12,047.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,277.45 : 13,903.87 = 8,039.07 : x
  2. Step 2: Convert to fraction form
    9,277.45/13,903.87 = 8,039.07/x
  3. Step 3: Cross multiply
    9,277.45x = 13,903.87 × 8,039.07
  4. Step 4: Simplify right side
    9,277.45x = 111,774,074.49
  5. Step 5: Solve for x
    x = 111,774,074.49/9,277.45
  6. Step 6: Final answer
    x = 12,047.93

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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.