Home / 6,520.09-9,777.75-2,359.10

Finding the Fourth Proportional to 6,520.09, 9,777.75 and 2,359.10

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Solution

The fourth proportional to 6,520.09, 9,777.75 and 2,359.10 is: 3,537.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520.09 : 9,777.75 = 2,359.10 : x
  2. Step 2: Convert to fraction form
    6,520.09/9,777.75 = 2,359.10/x
  3. Step 3: Cross multiply
    6,520.09x = 9,777.75 × 2,359.10
  4. Step 4: Simplify right side
    6,520.09x = 23,066,690.03
  5. Step 5: Solve for x
    x = 23,066,690.03/6,520.09
  6. Step 6: Final answer
    x = 3,537.79

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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.