Home / 7,851.75-10,826.57-6,055.17

Finding the Fourth Proportional to 7,851.75, 10,826.57 and 6,055.17

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Solution

The fourth proportional to 7,851.75, 10,826.57 and 6,055.17 is: 8,349.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.75 : 10,826.57 = 6,055.17 : x
  2. Step 2: Convert to fraction form
    7,851.75/10,826.57 = 6,055.17/x
  3. Step 3: Cross multiply
    7,851.75x = 10,826.57 × 6,055.17
  4. Step 4: Simplify right side
    7,851.75x = 65,556,682.87
  5. Step 5: Solve for x
    x = 65,556,682.87/7,851.75
  6. Step 6: Final answer
    x = 8,349.31

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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.