Home / 3,097.02-4,645.80-1,538.58

Finding the Fourth Proportional to 3,097.02, 4,645.80 and 1,538.58

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Solution

The fourth proportional to 3,097.02, 4,645.80 and 1,538.58 is: 2,308.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,097.02 : 4,645.80 = 1,538.58 : x
  2. Step 2: Convert to fraction form
    3,097.02/4,645.80 = 1,538.58/x
  3. Step 3: Cross multiply
    3,097.02x = 4,645.80 × 1,538.58
  4. Step 4: Simplify right side
    3,097.02x = 7,147,934.96
  5. Step 5: Solve for x
    x = 7,147,934.96/3,097.02
  6. Step 6: Final answer
    x = 2,308.00

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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.