Home / 3,412.03-5,113.23-2,715.60

Finding the Fourth Proportional to 3,412.03, 5,113.23 and 2,715.60

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Solution

The fourth proportional to 3,412.03, 5,113.23 and 2,715.60 is: 4,069.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.03 : 5,113.23 = 2,715.60 : x
  2. Step 2: Convert to fraction form
    3,412.03/5,113.23 = 2,715.60/x
  3. Step 3: Cross multiply
    3,412.03x = 5,113.23 × 2,715.60
  4. Step 4: Simplify right side
    3,412.03x = 13,885,487.39
  5. Step 5: Solve for x
    x = 13,885,487.39/3,412.03
  6. Step 6: Final answer
    x = 4,069.57

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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.