Home / 1,519.04-2,276.74-651.53

Finding the Fourth Proportional to 1,519.04, 2,276.74 and 651.53

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Solution

The fourth proportional to 1,519.04, 2,276.74 and 651.53 is: 976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,519.04 : 2,276.74 = 651.53 : x
  2. Step 2: Convert to fraction form
    1,519.04/2,276.74 = 651.53/x
  3. Step 3: Cross multiply
    1,519.04x = 2,276.74 × 651.53
  4. Step 4: Simplify right side
    1,519.04x = 1,483,364.41
  5. Step 5: Solve for x
    x = 1,483,364.41/1,519.04
  6. Step 6: Final answer
    x = 976.51

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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.