Home / 10,568.48-15,851.90-2,777.09

Finding the Fourth Proportional to 10,568.48, 15,851.90 and 2,777.09

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Solution

The fourth proportional to 10,568.48, 15,851.90 and 2,777.09 is: 4,165.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,568.48 : 15,851.90 = 2,777.09 : x
  2. Step 2: Convert to fraction form
    10,568.48/15,851.90 = 2,777.09/x
  3. Step 3: Cross multiply
    10,568.48x = 15,851.90 × 2,777.09
  4. Step 4: Simplify right side
    10,568.48x = 44,022,080.65
  5. Step 5: Solve for x
    x = 44,022,080.65/10,568.48
  6. Step 6: Final answer
    x = 4,165.41

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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.