Home / 5,440.08-8,160.04-1,336.08

Finding the Fourth Proportional to 5,440.08, 8,160.04 and 1,336.08

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Solution

The fourth proportional to 5,440.08, 8,160.04 and 1,336.08 is: 2,004.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440.08 : 8,160.04 = 1,336.08 : x
  2. Step 2: Convert to fraction form
    5,440.08/8,160.04 = 1,336.08/x
  3. Step 3: Cross multiply
    5,440.08x = 8,160.04 × 1,336.08
  4. Step 4: Simplify right side
    5,440.08x = 10,902,466.24
  5. Step 5: Solve for x
    x = 10,902,466.24/5,440.08
  6. Step 6: Final answer
    x = 2,004.10

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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.