Home / 2,031.80-3,048.14-626.22

Finding the Fourth Proportional to 2,031.80, 3,048.14 and 626.22

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Solution

The fourth proportional to 2,031.80, 3,048.14 and 626.22 is: 939.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,031.80 : 3,048.14 = 626.22 : x
  2. Step 2: Convert to fraction form
    2,031.80/3,048.14 = 626.22/x
  3. Step 3: Cross multiply
    2,031.80x = 3,048.14 × 626.22
  4. Step 4: Simplify right side
    2,031.80x = 1,908,807.80
  5. Step 5: Solve for x
    x = 1,908,807.80/2,031.80
  6. Step 6: Final answer
    x = 939.47

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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.