Home / 4,197.18-6,295.81-1,275.48

Finding the Fourth Proportional to 4,197.18, 6,295.81 and 1,275.48

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Solution

The fourth proportional to 4,197.18, 6,295.81 and 1,275.48 is: 1,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.18 : 6,295.81 = 1,275.48 : x
  2. Step 2: Convert to fraction form
    4,197.18/6,295.81 = 1,275.48/x
  3. Step 3: Cross multiply
    4,197.18x = 6,295.81 × 1,275.48
  4. Step 4: Simplify right side
    4,197.18x = 8,030,179.74
  5. Step 5: Solve for x
    x = 8,030,179.74/4,197.18
  6. Step 6: Final answer
    x = 1,913.23

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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.