Home / 7,746.75-11,620.16-1,903.37

Finding the Fourth Proportional to 7,746.75, 11,620.16 and 1,903.37

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Solution

The fourth proportional to 7,746.75, 11,620.16 and 1,903.37 is: 2,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.75 : 11,620.16 = 1,903.37 : x
  2. Step 2: Convert to fraction form
    7,746.75/11,620.16 = 1,903.37/x
  3. Step 3: Cross multiply
    7,746.75x = 11,620.16 × 1,903.37
  4. Step 4: Simplify right side
    7,746.75x = 22,117,396.32
  5. Step 5: Solve for x
    x = 22,117,396.32/7,746.75
  6. Step 6: Final answer
    x = 2,855.05

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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.