Home / 2,416.80-3,334.56-1,533.76

Finding the Fourth Proportional to 2,416.80, 3,334.56 and 1,533.76

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Solution

The fourth proportional to 2,416.80, 3,334.56 and 1,533.76 is: 2,116.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.80 : 3,334.56 = 1,533.76 : x
  2. Step 2: Convert to fraction form
    2,416.80/3,334.56 = 1,533.76/x
  3. Step 3: Cross multiply
    2,416.80x = 3,334.56 × 1,533.76
  4. Step 4: Simplify right side
    2,416.80x = 5,114,414.75
  5. Step 5: Solve for x
    x = 5,114,414.75/2,416.80
  6. Step 6: Final answer
    x = 2,116.19

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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.