Home / 3,080.06-4,618.95-999.53

Finding the Fourth Proportional to 3,080.06, 4,618.95 and 999.53

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Solution

The fourth proportional to 3,080.06, 4,618.95 and 999.53 is: 1,498.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080.06 : 4,618.95 = 999.53 : x
  2. Step 2: Convert to fraction form
    3,080.06/4,618.95 = 999.53/x
  3. Step 3: Cross multiply
    3,080.06x = 4,618.95 × 999.53
  4. Step 4: Simplify right side
    3,080.06x = 4,616,756.00
  5. Step 5: Solve for x
    x = 4,616,756.00/3,080.06
  6. Step 6: Final answer
    x = 1,498.92

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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.