Home / 3,134.23-4,701.50-2,585.40

Finding the Fourth Proportional to 3,134.23, 4,701.50 and 2,585.40

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Solution

The fourth proportional to 3,134.23, 4,701.50 and 2,585.40 is: 3,878.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.23 : 4,701.50 = 2,585.40 : x
  2. Step 2: Convert to fraction form
    3,134.23/4,701.50 = 2,585.40/x
  3. Step 3: Cross multiply
    3,134.23x = 4,701.50 × 2,585.40
  4. Step 4: Simplify right side
    3,134.23x = 12,155,258.10
  5. Step 5: Solve for x
    x = 12,155,258.10/3,134.23
  6. Step 6: Final answer
    x = 3,878.23

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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.