Home / 4,390.73-6,056.81-2,819.06

Finding the Fourth Proportional to 4,390.73, 6,056.81 and 2,819.06

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Solution

The fourth proportional to 4,390.73, 6,056.81 and 2,819.06 is: 3,888.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,390.73 : 6,056.81 = 2,819.06 : x
  2. Step 2: Convert to fraction form
    4,390.73/6,056.81 = 2,819.06/x
  3. Step 3: Cross multiply
    4,390.73x = 6,056.81 × 2,819.06
  4. Step 4: Simplify right side
    4,390.73x = 17,074,466.42
  5. Step 5: Solve for x
    x = 17,074,466.42/4,390.73
  6. Step 6: Final answer
    x = 3,888.76

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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.