Home / 3,973.18-5,482.19-2,401.36

Finding the Fourth Proportional to 3,973.18, 5,482.19 and 2,401.36

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Solution

The fourth proportional to 3,973.18, 5,482.19 and 2,401.36 is: 3,313.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.18 : 5,482.19 = 2,401.36 : x
  2. Step 2: Convert to fraction form
    3,973.18/5,482.19 = 2,401.36/x
  3. Step 3: Cross multiply
    3,973.18x = 5,482.19 × 2,401.36
  4. Step 4: Simplify right side
    3,973.18x = 13,164,711.78
  5. Step 5: Solve for x
    x = 13,164,711.78/3,973.18
  6. Step 6: Final answer
    x = 3,313.39

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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.