Home / 2,416.20-3,334.47-1,471.80

Finding the Fourth Proportional to 2,416.20, 3,334.47 and 1,471.80

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Solution

The fourth proportional to 2,416.20, 3,334.47 and 1,471.80 is: 2,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.20 : 3,334.47 = 1,471.80 : x
  2. Step 2: Convert to fraction form
    2,416.20/3,334.47 = 1,471.80/x
  3. Step 3: Cross multiply
    2,416.20x = 3,334.47 × 1,471.80
  4. Step 4: Simplify right side
    2,416.20x = 4,907,672.95
  5. Step 5: Solve for x
    x = 4,907,672.95/2,416.20
  6. Step 6: Final answer
    x = 2,031.15

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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.