Home / 10,987.07-16,484.93-4,826.75

Finding the Fourth Proportional to 10,987.07, 16,484.93 and 4,826.75

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Solution

The fourth proportional to 10,987.07, 16,484.93 and 4,826.75 is: 7,242.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,987.07 : 16,484.93 = 4,826.75 : x
  2. Step 2: Convert to fraction form
    10,987.07/16,484.93 = 4,826.75/x
  3. Step 3: Cross multiply
    10,987.07x = 16,484.93 × 4,826.75
  4. Step 4: Simplify right side
    10,987.07x = 79,568,635.88
  5. Step 5: Solve for x
    x = 79,568,635.88/10,987.07
  6. Step 6: Final answer
    x = 7,242.03

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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.