Home / 3,116.52-4,675.06-1,655.64

Finding the Fourth Proportional to 3,116.52, 4,675.06 and 1,655.64

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Solution

The fourth proportional to 3,116.52, 4,675.06 and 1,655.64 is: 2,483.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.52 : 4,675.06 = 1,655.64 : x
  2. Step 2: Convert to fraction form
    3,116.52/4,675.06 = 1,655.64/x
  3. Step 3: Cross multiply
    3,116.52x = 4,675.06 × 1,655.64
  4. Step 4: Simplify right side
    3,116.52x = 7,740,216.34
  5. Step 5: Solve for x
    x = 7,740,216.34/3,116.52
  6. Step 6: Final answer
    x = 2,483.61

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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.