Home / 3,503.39-5,254.34-1,312.27

Finding the Fourth Proportional to 3,503.39, 5,254.34 and 1,312.27

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Solution

The fourth proportional to 3,503.39, 5,254.34 and 1,312.27 is: 1,968.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.39 : 5,254.34 = 1,312.27 : x
  2. Step 2: Convert to fraction form
    3,503.39/5,254.34 = 1,312.27/x
  3. Step 3: Cross multiply
    3,503.39x = 5,254.34 × 1,312.27
  4. Step 4: Simplify right side
    3,503.39x = 6,895,093.05
  5. Step 5: Solve for x
    x = 6,895,093.05/3,503.39
  6. Step 6: Final answer
    x = 1,968.12

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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.