Home / 7,808.26-10,775.23-4,271.35

Finding the Fourth Proportional to 7,808.26, 10,775.23 and 4,271.35

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Solution

The fourth proportional to 7,808.26, 10,775.23 and 4,271.35 is: 5,894.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.26 : 10,775.23 = 4,271.35 : x
  2. Step 2: Convert to fraction form
    7,808.26/10,775.23 = 4,271.35/x
  3. Step 3: Cross multiply
    7,808.26x = 10,775.23 × 4,271.35
  4. Step 4: Simplify right side
    7,808.26x = 46,024,778.66
  5. Step 5: Solve for x
    x = 46,024,778.66/7,808.26
  6. Step 6: Final answer
    x = 5,894.37

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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.