Home / 3,148.23-4,720.71-1,173.06

Finding the Fourth Proportional to 3,148.23, 4,720.71 and 1,173.06

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Solution

The fourth proportional to 3,148.23, 4,720.71 and 1,173.06 is: 1,758.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.23 : 4,720.71 = 1,173.06 : x
  2. Step 2: Convert to fraction form
    3,148.23/4,720.71 = 1,173.06/x
  3. Step 3: Cross multiply
    3,148.23x = 4,720.71 × 1,173.06
  4. Step 4: Simplify right side
    3,148.23x = 5,537,676.07
  5. Step 5: Solve for x
    x = 5,537,676.07/3,148.23
  6. Step 6: Final answer
    x = 1,758.98

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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.