Home / 2,484.21-3,428.96-1,488.99

Finding the Fourth Proportional to 2,484.21, 3,428.96 and 1,488.99

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Solution

The fourth proportional to 2,484.21, 3,428.96 and 1,488.99 is: 2,055.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484.21 : 3,428.96 = 1,488.99 : x
  2. Step 2: Convert to fraction form
    2,484.21/3,428.96 = 1,488.99/x
  3. Step 3: Cross multiply
    2,484.21x = 3,428.96 × 1,488.99
  4. Step 4: Simplify right side
    2,484.21x = 5,105,679.71
  5. Step 5: Solve for x
    x = 5,105,679.71/2,484.21
  6. Step 6: Final answer
    x = 2,055.25

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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.