Home / 5,407.08-8,122.86-4,668.96

Finding the Fourth Proportional to 5,407.08, 8,122.86 and 4,668.96

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Solution

The fourth proportional to 5,407.08, 8,122.86 and 4,668.96 is: 7,014.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.08 : 8,122.86 = 4,668.96 : x
  2. Step 2: Convert to fraction form
    5,407.08/8,122.86 = 4,668.96/x
  3. Step 3: Cross multiply
    5,407.08x = 8,122.86 × 4,668.96
  4. Step 4: Simplify right side
    5,407.08x = 37,925,308.43
  5. Step 5: Solve for x
    x = 37,925,308.43/5,407.08
  6. Step 6: Final answer
    x = 7,014.01

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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.