Home / 1,730.02-2,591.60-804.30

Finding the Fourth Proportional to 1,730.02, 2,591.60 and 804.30

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Solution

The fourth proportional to 1,730.02, 2,591.60 and 804.30 is: 1,204.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,730.02 : 2,591.60 = 804.30 : x
  2. Step 2: Convert to fraction form
    1,730.02/2,591.60 = 804.30/x
  3. Step 3: Cross multiply
    1,730.02x = 2,591.60 × 804.30
  4. Step 4: Simplify right side
    1,730.02x = 2,084,423.88
  5. Step 5: Solve for x
    x = 2,084,423.88/1,730.02
  6. Step 6: Final answer
    x = 1,204.86

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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.