Home / 1,492.04-2,059.02-828.95

Finding the Fourth Proportional to 1,492.04, 2,059.02 and 828.95

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Solution

The fourth proportional to 1,492.04, 2,059.02 and 828.95 is: 1,143.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.04 : 2,059.02 = 828.95 : x
  2. Step 2: Convert to fraction form
    1,492.04/2,059.02 = 828.95/x
  3. Step 3: Cross multiply
    1,492.04x = 2,059.02 × 828.95
  4. Step 4: Simplify right side
    1,492.04x = 1,706,825.63
  5. Step 5: Solve for x
    x = 1,706,825.63/1,492.04
  6. Step 6: Final answer
    x = 1,143.95

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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.