Home / 7,035.83-10,555.10-2,105.36

Finding the Fourth Proportional to 7,035.83, 10,555.10 and 2,105.36

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Solution

The fourth proportional to 7,035.83, 10,555.10 and 2,105.36 is: 3,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.83 : 10,555.10 = 2,105.36 : x
  2. Step 2: Convert to fraction form
    7,035.83/10,555.10 = 2,105.36/x
  3. Step 3: Cross multiply
    7,035.83x = 10,555.10 × 2,105.36
  4. Step 4: Simplify right side
    7,035.83x = 22,222,285.34
  5. Step 5: Solve for x
    x = 22,222,285.34/7,035.83
  6. Step 6: Final answer
    x = 3,158.45

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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.