Home / 7,826.03-10,799.85-4,289.23

Finding the Fourth Proportional to 7,826.03, 10,799.85 and 4,289.23

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Solution

The fourth proportional to 7,826.03, 10,799.85 and 4,289.23 is: 5,919.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.03 : 10,799.85 = 4,289.23 : x
  2. Step 2: Convert to fraction form
    7,826.03/10,799.85 = 4,289.23/x
  3. Step 3: Cross multiply
    7,826.03x = 10,799.85 × 4,289.23
  4. Step 4: Simplify right side
    7,826.03x = 46,323,013.62
  5. Step 5: Solve for x
    x = 46,323,013.62/7,826.03
  6. Step 6: Final answer
    x = 5,919.10

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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.