Home / 10,051.64-13,871.34-5,575.68

Finding the Fourth Proportional to 10,051.64, 13,871.34 and 5,575.68

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Solution

The fourth proportional to 10,051.64, 13,871.34 and 5,575.68 is: 7,694.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051.64 : 13,871.34 = 5,575.68 : x
  2. Step 2: Convert to fraction form
    10,051.64/13,871.34 = 5,575.68/x
  3. Step 3: Cross multiply
    10,051.64x = 13,871.34 × 5,575.68
  4. Step 4: Simplify right side
    10,051.64x = 77,342,100.99
  5. Step 5: Solve for x
    x = 77,342,100.99/10,051.64
  6. Step 6: Final answer
    x = 7,694.48

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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.