Home / 7,078.02-10,615.84-2,397.94

Finding the Fourth Proportional to 7,078.02, 10,615.84 and 2,397.94

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Solution

The fourth proportional to 7,078.02, 10,615.84 and 2,397.94 is: 3,596.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,078.02 : 10,615.84 = 2,397.94 : x
  2. Step 2: Convert to fraction form
    7,078.02/10,615.84 = 2,397.94/x
  3. Step 3: Cross multiply
    7,078.02x = 10,615.84 × 2,397.94
  4. Step 4: Simplify right side
    7,078.02x = 25,456,147.37
  5. Step 5: Solve for x
    x = 25,456,147.37/7,078.02
  6. Step 6: Final answer
    x = 3,596.51

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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.