Home / 4,145.11-5,720.67-3,095.35

Finding the Fourth Proportional to 4,145.11, 5,720.67 and 3,095.35

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Solution

The fourth proportional to 4,145.11, 5,720.67 and 3,095.35 is: 4,271.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.11 : 5,720.67 = 3,095.35 : x
  2. Step 2: Convert to fraction form
    4,145.11/5,720.67 = 3,095.35/x
  3. Step 3: Cross multiply
    4,145.11x = 5,720.67 × 3,095.35
  4. Step 4: Simplify right side
    4,145.11x = 17,707,460.41
  5. Step 5: Solve for x
    x = 17,707,460.41/4,145.11
  6. Step 6: Final answer
    x = 4,271.89

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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.