Home / 9,325.83-13,988.78-3,779.28

Finding the Fourth Proportional to 9,325.83, 13,988.78 and 3,779.28

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Solution

The fourth proportional to 9,325.83, 13,988.78 and 3,779.28 is: 5,668.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.83 : 13,988.78 = 3,779.28 : x
  2. Step 2: Convert to fraction form
    9,325.83/13,988.78 = 3,779.28/x
  3. Step 3: Cross multiply
    9,325.83x = 13,988.78 × 3,779.28
  4. Step 4: Simplify right side
    9,325.83x = 52,867,497.58
  5. Step 5: Solve for x
    x = 52,867,497.58/9,325.83
  6. Step 6: Final answer
    x = 5,668.93

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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.