Home / 6,080.49-8,390.01-3,428.01

Finding the Fourth Proportional to 6,080.49, 8,390.01 and 3,428.01

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Solution

The fourth proportional to 6,080.49, 8,390.01 and 3,428.01 is: 4,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,080.49 : 8,390.01 = 3,428.01 : x
  2. Step 2: Convert to fraction form
    6,080.49/8,390.01 = 3,428.01/x
  3. Step 3: Cross multiply
    6,080.49x = 8,390.01 × 3,428.01
  4. Step 4: Simplify right side
    6,080.49x = 28,761,038.18
  5. Step 5: Solve for x
    x = 28,761,038.18/6,080.49
  6. Step 6: Final answer
    x = 4,730.05

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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.