Home / 4,192.08-6,287.04-2,000.40

Finding the Fourth Proportional to 4,192.08, 6,287.04 and 2,000.40

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Solution

The fourth proportional to 4,192.08, 6,287.04 and 2,000.40 is: 3,000.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.08 : 6,287.04 = 2,000.40 : x
  2. Step 2: Convert to fraction form
    4,192.08/6,287.04 = 2,000.40/x
  3. Step 3: Cross multiply
    4,192.08x = 6,287.04 × 2,000.40
  4. Step 4: Simplify right side
    4,192.08x = 12,576,594.82
  5. Step 5: Solve for x
    x = 12,576,594.82/4,192.08
  6. Step 6: Final answer
    x = 3,000.08

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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.