Home / 1,559.04-2,339.02-828.52

Finding the Fourth Proportional to 1,559.04, 2,339.02 and 828.52

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Solution

The fourth proportional to 1,559.04, 2,339.02 and 828.52 is: 1,243.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559.04 : 2,339.02 = 828.52 : x
  2. Step 2: Convert to fraction form
    1,559.04/2,339.02 = 828.52/x
  3. Step 3: Cross multiply
    1,559.04x = 2,339.02 × 828.52
  4. Step 4: Simplify right side
    1,559.04x = 1,937,924.85
  5. Step 5: Solve for x
    x = 1,937,924.85/1,559.04
  6. Step 6: Final answer
    x = 1,243.02

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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.