Home / 3,748.85-5,173.38-2,070.23

Finding the Fourth Proportional to 3,748.85, 5,173.38 and 2,070.23

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Solution

The fourth proportional to 3,748.85, 5,173.38 and 2,070.23 is: 2,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748.85 : 5,173.38 = 2,070.23 : x
  2. Step 2: Convert to fraction form
    3,748.85/5,173.38 = 2,070.23/x
  3. Step 3: Cross multiply
    3,748.85x = 5,173.38 × 2,070.23
  4. Step 4: Simplify right side
    3,748.85x = 10,710,099.41
  5. Step 5: Solve for x
    x = 10,710,099.41/3,748.85
  6. Step 6: Final answer
    x = 2,856.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.