Home / 4,080.47-6,118.81-1,306.52

Finding the Fourth Proportional to 4,080.47, 6,118.81 and 1,306.52

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Solution

The fourth proportional to 4,080.47, 6,118.81 and 1,306.52 is: 1,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.47 : 6,118.81 = 1,306.52 : x
  2. Step 2: Convert to fraction form
    4,080.47/6,118.81 = 1,306.52/x
  3. Step 3: Cross multiply
    4,080.47x = 6,118.81 × 1,306.52
  4. Step 4: Simplify right side
    4,080.47x = 7,994,347.64
  5. Step 5: Solve for x
    x = 7,994,347.64/4,080.47
  6. Step 6: Final answer
    x = 1,959.17

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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.