Home / 6,881.04-10,313.10-3,178.26

Finding the Fourth Proportional to 6,881.04, 10,313.10 and 3,178.26

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Solution

The fourth proportional to 6,881.04, 10,313.10 and 3,178.26 is: 4,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,881.04 : 10,313.10 = 3,178.26 : x
  2. Step 2: Convert to fraction form
    6,881.04/10,313.10 = 3,178.26/x
  3. Step 3: Cross multiply
    6,881.04x = 10,313.10 × 3,178.26
  4. Step 4: Simplify right side
    6,881.04x = 32,777,713.21
  5. Step 5: Solve for x
    x = 32,777,713.21/6,881.04
  6. Step 6: Final answer
    x = 4,763.48

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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.