Home / 7,770.37-10,723.88-4,745.32

Finding the Fourth Proportional to 7,770.37, 10,723.88 and 4,745.32

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Solution

The fourth proportional to 7,770.37, 10,723.88 and 4,745.32 is: 6,549.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,770.37 : 10,723.88 = 4,745.32 : x
  2. Step 2: Convert to fraction form
    7,770.37/10,723.88 = 4,745.32/x
  3. Step 3: Cross multiply
    7,770.37x = 10,723.88 × 4,745.32
  4. Step 4: Simplify right side
    7,770.37x = 50,888,242.24
  5. Step 5: Solve for x
    x = 50,888,242.24/7,770.37
  6. Step 6: Final answer
    x = 6,549.01

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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.