Home / 2,484.21-3,428.01-1,365.12

Finding the Fourth Proportional to 2,484.21, 3,428.01 and 1,365.12

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Solution

The fourth proportional to 2,484.21, 3,428.01 and 1,365.12 is: 1,883.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.21 : 3,428.01 = 1,365.12 : x
  2. Step 2: Convert to fraction form
    2,484.21/3,428.01 = 1,365.12/x
  3. Step 3: Cross multiply
    2,484.21x = 3,428.01 × 1,365.12
  4. Step 4: Simplify right side
    2,484.21x = 4,679,645.01
  5. Step 5: Solve for x
    x = 4,679,645.01/2,484.21
  6. Step 6: Final answer
    x = 1,883.76

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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.