Home / 8,014.91-11,048.74-5,143.34

Finding the Fourth Proportional to 8,014.91, 11,048.74 and 5,143.34

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Solution

The fourth proportional to 8,014.91, 11,048.74 and 5,143.34 is: 7,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,014.91 : 11,048.74 = 5,143.34 : x
  2. Step 2: Convert to fraction form
    8,014.91/11,048.74 = 5,143.34/x
  3. Step 3: Cross multiply
    8,014.91x = 11,048.74 × 5,143.34
  4. Step 4: Simplify right side
    8,014.91x = 56,827,441.16
  5. Step 5: Solve for x
    x = 56,827,441.16/8,014.91
  6. Step 6: Final answer
    x = 7,090.22

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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.