Home / 4,117.79-6,176.71-1,344.40

Finding the Fourth Proportional to 4,117.79, 6,176.71 and 1,344.40

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Solution

The fourth proportional to 4,117.79, 6,176.71 and 1,344.40 is: 2,016.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.79 : 6,176.71 = 1,344.40 : x
  2. Step 2: Convert to fraction form
    4,117.79/6,176.71 = 1,344.40/x
  3. Step 3: Cross multiply
    4,117.79x = 6,176.71 × 1,344.40
  4. Step 4: Simplify right side
    4,117.79x = 8,303,947.60
  5. Step 5: Solve for x
    x = 8,303,947.60/4,117.79
  6. Step 6: Final answer
    x = 2,016.60

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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.