Home / 6,862.52-10,293.78-1,668.35

Finding the Fourth Proportional to 6,862.52, 10,293.78 and 1,668.35

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Solution

The fourth proportional to 6,862.52, 10,293.78 and 1,668.35 is: 2,502.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.52 : 10,293.78 = 1,668.35 : x
  2. Step 2: Convert to fraction form
    6,862.52/10,293.78 = 1,668.35/x
  3. Step 3: Cross multiply
    6,862.52x = 10,293.78 × 1,668.35
  4. Step 4: Simplify right side
    6,862.52x = 17,173,659.85
  5. Step 5: Solve for x
    x = 17,173,659.85/6,862.52
  6. Step 6: Final answer
    x = 2,502.53

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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.