Home / 2,416.05-3,333.93-1,353.78

Finding the Fourth Proportional to 2,416.05, 3,333.93 and 1,353.78

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Solution

The fourth proportional to 2,416.05, 3,333.93 and 1,353.78 is: 1,868.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,416.05 : 3,333.93 = 1,353.78 : x
  2. Step 2: Convert to fraction form
    2,416.05/3,333.93 = 1,353.78/x
  3. Step 3: Cross multiply
    2,416.05x = 3,333.93 × 1,353.78
  4. Step 4: Simplify right side
    2,416.05x = 4,513,407.76
  5. Step 5: Solve for x
    x = 4,513,407.76/2,416.05
  6. Step 6: Final answer
    x = 1,868.09

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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.