Home / 6,807.07-10,212.23-3,690.19

Finding the Fourth Proportional to 6,807.07, 10,212.23 and 3,690.19

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Solution

The fourth proportional to 6,807.07, 10,212.23 and 3,690.19 is: 5,536.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.07 : 10,212.23 = 3,690.19 : x
  2. Step 2: Convert to fraction form
    6,807.07/10,212.23 = 3,690.19/x
  3. Step 3: Cross multiply
    6,807.07x = 10,212.23 × 3,690.19
  4. Step 4: Simplify right side
    6,807.07x = 37,685,069.02
  5. Step 5: Solve for x
    x = 37,685,069.02/6,807.07
  6. Step 6: Final answer
    x = 5,536.17

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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.