Home / 10,161.74-14,023.24-5,686.22

Finding the Fourth Proportional to 10,161.74, 14,023.24 and 5,686.22

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Solution

The fourth proportional to 10,161.74, 14,023.24 and 5,686.22 is: 7,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.74 : 14,023.24 = 5,686.22 : x
  2. Step 2: Convert to fraction form
    10,161.74/14,023.24 = 5,686.22/x
  3. Step 3: Cross multiply
    10,161.74x = 14,023.24 × 5,686.22
  4. Step 4: Simplify right side
    10,161.74x = 79,739,227.75
  5. Step 5: Solve for x
    x = 79,739,227.75/10,161.74
  6. Step 6: Final answer
    x = 7,847.01

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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.