Home / 2,328.20-3,492.72-1,029.80

Finding the Fourth Proportional to 2,328.20, 3,492.72 and 1,029.80

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Solution

The fourth proportional to 2,328.20, 3,492.72 and 1,029.80 is: 1,544.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.20 : 3,492.72 = 1,029.80 : x
  2. Step 2: Convert to fraction form
    2,328.20/3,492.72 = 1,029.80/x
  3. Step 3: Cross multiply
    2,328.20x = 3,492.72 × 1,029.80
  4. Step 4: Simplify right side
    2,328.20x = 3,596,803.06
  5. Step 5: Solve for x
    x = 3,596,803.06/2,328.20
  6. Step 6: Final answer
    x = 1,544.89

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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.