Home / 4,127.16-6,188.04-1,905.08

Finding the Fourth Proportional to 4,127.16, 6,188.04 and 1,905.08

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Solution

The fourth proportional to 4,127.16, 6,188.04 and 1,905.08 is: 2,856.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.16 : 6,188.04 = 1,905.08 : x
  2. Step 2: Convert to fraction form
    4,127.16/6,188.04 = 1,905.08/x
  3. Step 3: Cross multiply
    4,127.16x = 6,188.04 × 1,905.08
  4. Step 4: Simplify right side
    4,127.16x = 11,788,711.24
  5. Step 5: Solve for x
    x = 11,788,711.24/4,127.16
  6. Step 6: Final answer
    x = 2,856.37

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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.