Home / 2,484.42-3,428.64-1,436.64

Finding the Fourth Proportional to 2,484.42, 3,428.64 and 1,436.64

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Solution

The fourth proportional to 2,484.42, 3,428.64 and 1,436.64 is: 1,982.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.42 : 3,428.64 = 1,436.64 : x
  2. Step 2: Convert to fraction form
    2,484.42/3,428.64 = 1,436.64/x
  3. Step 3: Cross multiply
    2,484.42x = 3,428.64 × 1,436.64
  4. Step 4: Simplify right side
    2,484.42x = 4,925,721.37
  5. Step 5: Solve for x
    x = 4,925,721.37/2,484.42
  6. Step 6: Final answer
    x = 1,982.64

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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.