Home / 4,326.64-6,485.32-3,090.30

Finding the Fourth Proportional to 4,326.64, 6,485.32 and 3,090.30

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Solution

The fourth proportional to 4,326.64, 6,485.32 and 3,090.30 is: 4,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,326.64 : 6,485.32 = 3,090.30 : x
  2. Step 2: Convert to fraction form
    4,326.64/6,485.32 = 3,090.30/x
  3. Step 3: Cross multiply
    4,326.64x = 6,485.32 × 3,090.30
  4. Step 4: Simplify right side
    4,326.64x = 20,041,563.94
  5. Step 5: Solve for x
    x = 20,041,563.94/4,326.64
  6. Step 6: Final answer
    x = 4,632.13

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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.