Home / 7,571.94-11,353.05-4,971.84

Finding the Fourth Proportional to 7,571.94, 11,353.05 and 4,971.84

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Solution

The fourth proportional to 7,571.94, 11,353.05 and 4,971.84 is: 7,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.94 : 11,353.05 = 4,971.84 : x
  2. Step 2: Convert to fraction form
    7,571.94/11,353.05 = 4,971.84/x
  3. Step 3: Cross multiply
    7,571.94x = 11,353.05 × 4,971.84
  4. Step 4: Simplify right side
    7,571.94x = 56,445,548.11
  5. Step 5: Solve for x
    x = 56,445,548.11/7,571.94
  6. Step 6: Final answer
    x = 7,454.57

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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.