Home / 6,853.04-9,457.20-3,709.22

Finding the Fourth Proportional to 6,853.04, 9,457.20 and 3,709.22

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Solution

The fourth proportional to 6,853.04, 9,457.20 and 3,709.22 is: 5,118.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853.04 : 9,457.20 = 3,709.22 : x
  2. Step 2: Convert to fraction form
    6,853.04/9,457.20 = 3,709.22/x
  3. Step 3: Cross multiply
    6,853.04x = 9,457.20 × 3,709.22
  4. Step 4: Simplify right side
    6,853.04x = 35,078,859.03
  5. Step 5: Solve for x
    x = 35,078,859.03/6,853.04
  6. Step 6: Final answer
    x = 5,118.73

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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.