Home / 7,401.36-10,209.04-4,744.56

Finding the Fourth Proportional to 7,401.36, 10,209.04 and 4,744.56

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Solution

The fourth proportional to 7,401.36, 10,209.04 and 4,744.56 is: 6,544.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,401.36 : 10,209.04 = 4,744.56 : x
  2. Step 2: Convert to fraction form
    7,401.36/10,209.04 = 4,744.56/x
  3. Step 3: Cross multiply
    7,401.36x = 10,209.04 × 4,744.56
  4. Step 4: Simplify right side
    7,401.36x = 48,437,402.82
  5. Step 5: Solve for x
    x = 48,437,402.82/7,401.36
  6. Step 6: Final answer
    x = 6,544.39

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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.