Home / 3,439.26-4,746.26-1,867.35

Finding the Fourth Proportional to 3,439.26, 4,746.26 and 1,867.35

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Solution

The fourth proportional to 3,439.26, 4,746.26 and 1,867.35 is: 2,576.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.26 : 4,746.26 = 1,867.35 : x
  2. Step 2: Convert to fraction form
    3,439.26/4,746.26 = 1,867.35/x
  3. Step 3: Cross multiply
    3,439.26x = 4,746.26 × 1,867.35
  4. Step 4: Simplify right side
    3,439.26x = 8,862,928.61
  5. Step 5: Solve for x
    x = 8,862,928.61/3,439.26
  6. Step 6: Final answer
    x = 2,576.99

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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.