Home / 7,316.55-10,955.39-3,800.34

Finding the Fourth Proportional to 7,316.55, 10,955.39 and 3,800.34

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Solution

The fourth proportional to 7,316.55, 10,955.39 and 3,800.34 is: 5,690.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.55 : 10,955.39 = 3,800.34 : x
  2. Step 2: Convert to fraction form
    7,316.55/10,955.39 = 3,800.34/x
  3. Step 3: Cross multiply
    7,316.55x = 10,955.39 × 3,800.34
  4. Step 4: Simplify right side
    7,316.55x = 41,634,187.83
  5. Step 5: Solve for x
    x = 41,634,187.83/7,316.55
  6. Step 6: Final answer
    x = 5,690.41

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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.