Home / 3,031.26-4,182.99-1,705.08

Finding the Fourth Proportional to 3,031.26, 4,182.99 and 1,705.08

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Solution

The fourth proportional to 3,031.26, 4,182.99 and 1,705.08 is: 2,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.26 : 4,182.99 = 1,705.08 : x
  2. Step 2: Convert to fraction form
    3,031.26/4,182.99 = 1,705.08/x
  3. Step 3: Cross multiply
    3,031.26x = 4,182.99 × 1,705.08
  4. Step 4: Simplify right side
    3,031.26x = 7,132,332.59
  5. Step 5: Solve for x
    x = 7,132,332.59/3,031.26
  6. Step 6: Final answer
    x = 2,352.93

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1.5x scale

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.