Home / 9,154.08-13,733.52-3,889.30

Finding the Fourth Proportional to 9,154.08, 13,733.52 and 3,889.30

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Solution

The fourth proportional to 9,154.08, 13,733.52 and 3,889.30 is: 5,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.08 : 13,733.52 = 3,889.30 : x
  2. Step 2: Convert to fraction form
    9,154.08/13,733.52 = 3,889.30/x
  3. Step 3: Cross multiply
    9,154.08x = 13,733.52 × 3,889.30
  4. Step 4: Simplify right side
    9,154.08x = 53,413,779.34
  5. Step 5: Solve for x
    x = 53,413,779.34/9,154.08
  6. Step 6: Final answer
    x = 5,834.97

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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.