Home / 7,035.39-10,542.66-2,870.37

Finding the Fourth Proportional to 7,035.39, 10,542.66 and 2,870.37

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Solution

The fourth proportional to 7,035.39, 10,542.66 and 2,870.37 is: 4,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,035.39 : 10,542.66 = 2,870.37 : x
  2. Step 2: Convert to fraction form
    7,035.39/10,542.66 = 2,870.37/x
  3. Step 3: Cross multiply
    7,035.39x = 10,542.66 × 2,870.37
  4. Step 4: Simplify right side
    7,035.39x = 30,261,324.22
  5. Step 5: Solve for x
    x = 30,261,324.22/7,035.39
  6. Step 6: Final answer
    x = 4,301.30

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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.