Home / 2,483.13-3,718.99-1,440.55

Finding the Fourth Proportional to 2,483.13, 3,718.99 and 1,440.55

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Solution

The fourth proportional to 2,483.13, 3,718.99 and 1,440.55 is: 2,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,483.13 : 3,718.99 = 1,440.55 : x
  2. Step 2: Convert to fraction form
    2,483.13/3,718.99 = 1,440.55/x
  3. Step 3: Cross multiply
    2,483.13x = 3,718.99 × 1,440.55
  4. Step 4: Simplify right side
    2,483.13x = 5,357,365.25
  5. Step 5: Solve for x
    x = 5,357,365.25/2,483.13
  6. Step 6: Final answer
    x = 2,157.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.