Home / 2,681.08-3,699.64-1,501.90

Finding the Fourth Proportional to 2,681.08, 3,699.64 and 1,501.90

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Solution

The fourth proportional to 2,681.08, 3,699.64 and 1,501.90 is: 2,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.08 : 3,699.64 = 1,501.90 : x
  2. Step 2: Convert to fraction form
    2,681.08/3,699.64 = 1,501.90/x
  3. Step 3: Cross multiply
    2,681.08x = 3,699.64 × 1,501.90
  4. Step 4: Simplify right side
    2,681.08x = 5,556,489.32
  5. Step 5: Solve for x
    x = 5,556,489.32/2,681.08
  6. Step 6: Final answer
    x = 2,072.48

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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.