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Finding the Fourth Proportional to 5,071.70, 7,606.95 and 1,373.70

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Solution

The fourth proportional to 5,071.70, 7,606.95 and 1,373.70 is: 2,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.70 : 7,606.95 = 1,373.70 : x
  2. Step 2: Convert to fraction form
    5,071.70/7,606.95 = 1,373.70/x
  3. Step 3: Cross multiply
    5,071.70x = 7,606.95 × 1,373.70
  4. Step 4: Simplify right side
    5,071.70x = 10,449,667.22
  5. Step 5: Solve for x
    x = 10,449,667.22/5,071.70
  6. Step 6: Final answer
    x = 2,060.39

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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.