Home / 7,045.02-10,556.19-4,125.78

Finding the Fourth Proportional to 7,045.02, 10,556.19 and 4,125.78

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Solution

The fourth proportional to 7,045.02, 10,556.19 and 4,125.78 is: 6,182.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,045.02 : 10,556.19 = 4,125.78 : x
  2. Step 2: Convert to fraction form
    7,045.02/10,556.19 = 4,125.78/x
  3. Step 3: Cross multiply
    7,045.02x = 10,556.19 × 4,125.78
  4. Step 4: Simplify right side
    7,045.02x = 43,552,517.58
  5. Step 5: Solve for x
    x = 43,552,517.58/7,045.02
  6. Step 6: Final answer
    x = 6,182.03

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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.