Home / 3,437.70-5,152.23-2,667.30

Finding the Fourth Proportional to 3,437.70, 5,152.23 and 2,667.30

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Solution

The fourth proportional to 3,437.70, 5,152.23 and 2,667.30 is: 3,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.70 : 5,152.23 = 2,667.30 : x
  2. Step 2: Convert to fraction form
    3,437.70/5,152.23 = 2,667.30/x
  3. Step 3: Cross multiply
    3,437.70x = 5,152.23 × 2,667.30
  4. Step 4: Simplify right side
    3,437.70x = 13,742,543.08
  5. Step 5: Solve for x
    x = 13,742,543.08/3,437.70
  6. Step 6: Final answer
    x = 3,997.60

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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.