Home / 10,726.21-16,085.11-3,609.01

Finding the Fourth Proportional to 10,726.21, 16,085.11 and 3,609.01

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Solution

The fourth proportional to 10,726.21, 16,085.11 and 3,609.01 is: 5,412.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.21 : 16,085.11 = 3,609.01 : x
  2. Step 2: Convert to fraction form
    10,726.21/16,085.11 = 3,609.01/x
  3. Step 3: Cross multiply
    10,726.21x = 16,085.11 × 3,609.01
  4. Step 4: Simplify right side
    10,726.21x = 58,051,322.84
  5. Step 5: Solve for x
    x = 58,051,322.84/10,726.21
  6. Step 6: Final answer
    x = 5,412.10

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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.