Home / 5,891.10-8,145.27-5,153.10

Finding the Fourth Proportional to 5,891.10, 8,145.27 and 5,153.10

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Solution

The fourth proportional to 5,891.10, 8,145.27 and 5,153.10 is: 7,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,891.10 : 8,145.27 = 5,153.10 : x
  2. Step 2: Convert to fraction form
    5,891.10/8,145.27 = 5,153.10/x
  3. Step 3: Cross multiply
    5,891.10x = 8,145.27 × 5,153.10
  4. Step 4: Simplify right side
    5,891.10x = 41,973,390.84
  5. Step 5: Solve for x
    x = 41,973,390.84/5,891.10
  6. Step 6: Final answer
    x = 7,124.88

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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.