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Finding the Fourth Proportional to 5,270.08, 7,904.04 and 1,937.18

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Solution

The fourth proportional to 5,270.08, 7,904.04 and 1,937.18 is: 2,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,270.08 : 7,904.04 = 1,937.18 : x
  2. Step 2: Convert to fraction form
    5,270.08/7,904.04 = 1,937.18/x
  3. Step 3: Cross multiply
    5,270.08x = 7,904.04 × 1,937.18
  4. Step 4: Simplify right side
    5,270.08x = 15,311,548.21
  5. Step 5: Solve for x
    x = 15,311,548.21/5,270.08
  6. Step 6: Final answer
    x = 2,905.37

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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.