Home / 4,130.31-5,697.09-2,556.75

Finding the Fourth Proportional to 4,130.31, 5,697.09 and 2,556.75

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Solution

The fourth proportional to 4,130.31, 5,697.09 and 2,556.75 is: 3,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.31 : 5,697.09 = 2,556.75 : x
  2. Step 2: Convert to fraction form
    4,130.31/5,697.09 = 2,556.75/x
  3. Step 3: Cross multiply
    4,130.31x = 5,697.09 × 2,556.75
  4. Step 4: Simplify right side
    4,130.31x = 14,566,034.86
  5. Step 5: Solve for x
    x = 14,566,034.86/4,130.31
  6. Step 6: Final answer
    x = 3,526.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.