Home / 7,571.14-11,373.08-6,403.46

Finding the Fourth Proportional to 7,571.14, 11,373.08 and 6,403.46

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Solution

The fourth proportional to 7,571.14, 11,373.08 and 6,403.46 is: 9,619.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.14 : 11,373.08 = 6,403.46 : x
  2. Step 2: Convert to fraction form
    7,571.14/11,373.08 = 6,403.46/x
  3. Step 3: Cross multiply
    7,571.14x = 11,373.08 × 6,403.46
  4. Step 4: Simplify right side
    7,571.14x = 72,826,973.97
  5. Step 5: Solve for x
    x = 72,826,973.97/7,571.14
  6. Step 6: Final answer
    x = 9,619.03

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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.