Home / 7,022.36-10,533.47-2,861.39

Finding the Fourth Proportional to 7,022.36, 10,533.47 and 2,861.39

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Solution

The fourth proportional to 7,022.36, 10,533.47 and 2,861.39 is: 4,292.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.36 : 10,533.47 = 2,861.39 : x
  2. Step 2: Convert to fraction form
    7,022.36/10,533.47 = 2,861.39/x
  3. Step 3: Cross multiply
    7,022.36x = 10,533.47 × 2,861.39
  4. Step 4: Simplify right side
    7,022.36x = 30,140,298.75
  5. Step 5: Solve for x
    x = 30,140,298.75/7,022.36
  6. Step 6: Final answer
    x = 4,292.05

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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.