Home / 3,031.93-4,548.76-1,276.05

Finding the Fourth Proportional to 3,031.93, 4,548.76 and 1,276.05

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Solution

The fourth proportional to 3,031.93, 4,548.76 and 1,276.05 is: 1,914.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.93 : 4,548.76 = 1,276.05 : x
  2. Step 2: Convert to fraction form
    3,031.93/4,548.76 = 1,276.05/x
  3. Step 3: Cross multiply
    3,031.93x = 4,548.76 × 1,276.05
  4. Step 4: Simplify right side
    3,031.93x = 5,804,459.07
  5. Step 5: Solve for x
    x = 5,804,459.07/3,031.93
  6. Step 6: Final answer
    x = 1,914.44

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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.