Home / 3,117.52-4,673.40-1,168.39

Finding the Fourth Proportional to 3,117.52, 4,673.40 and 1,168.39

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Solution

The fourth proportional to 3,117.52, 4,673.40 and 1,168.39 is: 1,751.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.52 : 4,673.40 = 1,168.39 : x
  2. Step 2: Convert to fraction form
    3,117.52/4,673.40 = 1,168.39/x
  3. Step 3: Cross multiply
    3,117.52x = 4,673.40 × 1,168.39
  4. Step 4: Simplify right side
    3,117.52x = 5,460,353.83
  5. Step 5: Solve for x
    x = 5,460,353.83/3,117.52
  6. Step 6: Final answer
    x = 1,751.51

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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.