Home / 7,083.81-10,611.11-4,155.05

Finding the Fourth Proportional to 7,083.81, 10,611.11 and 4,155.05

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Solution

The fourth proportional to 7,083.81, 10,611.11 and 4,155.05 is: 6,224.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.81 : 10,611.11 = 4,155.05 : x
  2. Step 2: Convert to fraction form
    7,083.81/10,611.11 = 4,155.05/x
  3. Step 3: Cross multiply
    7,083.81x = 10,611.11 × 4,155.05
  4. Step 4: Simplify right side
    7,083.81x = 44,089,729.52
  5. Step 5: Solve for x
    x = 44,089,729.52/7,083.81
  6. Step 6: Final answer
    x = 6,224.01

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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.