Home / 7,799.40-10,763.80-4,443.26

Finding the Fourth Proportional to 7,799.40, 10,763.80 and 4,443.26

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Solution

The fourth proportional to 7,799.40, 10,763.80 and 4,443.26 is: 6,132.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.40 : 10,763.80 = 4,443.26 : x
  2. Step 2: Convert to fraction form
    7,799.40/10,763.80 = 4,443.26/x
  3. Step 3: Cross multiply
    7,799.40x = 10,763.80 × 4,443.26
  4. Step 4: Simplify right side
    7,799.40x = 47,826,361.99
  5. Step 5: Solve for x
    x = 47,826,361.99/7,799.40
  6. Step 6: Final answer
    x = 6,132.06

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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.