Home / 3,117.51-4,671.70-1,452.15

Finding the Fourth Proportional to 3,117.51, 4,671.70 and 1,452.15

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Solution

The fourth proportional to 3,117.51, 4,671.70 and 1,452.15 is: 2,176.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.51 : 4,671.70 = 1,452.15 : x
  2. Step 2: Convert to fraction form
    3,117.51/4,671.70 = 1,452.15/x
  3. Step 3: Cross multiply
    3,117.51x = 4,671.70 × 1,452.15
  4. Step 4: Simplify right side
    3,117.51x = 6,784,005.52
  5. Step 5: Solve for x
    x = 6,784,005.52/3,117.51
  6. Step 6: Final answer
    x = 2,176.10

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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.