Home / 3,031.62-4,548.53-1,277.06

Finding the Fourth Proportional to 3,031.62, 4,548.53 and 1,277.06

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Solution

The fourth proportional to 3,031.62, 4,548.53 and 1,277.06 is: 1,916.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.62 : 4,548.53 = 1,277.06 : x
  2. Step 2: Convert to fraction form
    3,031.62/4,548.53 = 1,277.06/x
  3. Step 3: Cross multiply
    3,031.62x = 4,548.53 × 1,277.06
  4. Step 4: Simplify right side
    3,031.62x = 5,808,737.54
  5. Step 5: Solve for x
    x = 5,808,737.54/3,031.62
  6. Step 6: Final answer
    x = 1,916.05

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1.5x scale

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.