Home / 4,762.20-7,146.36-4,401.48

Finding the Fourth Proportional to 4,762.20, 7,146.36 and 4,401.48

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Solution

The fourth proportional to 4,762.20, 7,146.36 and 4,401.48 is: 6,605.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,762.20 : 7,146.36 = 4,401.48 : x
  2. Step 2: Convert to fraction form
    4,762.20/7,146.36 = 4,401.48/x
  3. Step 3: Cross multiply
    4,762.20x = 7,146.36 × 4,401.48
  4. Step 4: Simplify right side
    4,762.20x = 31,454,560.61
  5. Step 5: Solve for x
    x = 31,454,560.61/4,762.20
  6. Step 6: Final answer
    x = 6,605.05

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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.