Home / 3,005.04-4,147.14-1,746.12

Finding the Fourth Proportional to 3,005.04, 4,147.14 and 1,746.12

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Solution

The fourth proportional to 3,005.04, 4,147.14 and 1,746.12 is: 2,409.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005.04 : 4,147.14 = 1,746.12 : x
  2. Step 2: Convert to fraction form
    3,005.04/4,147.14 = 1,746.12/x
  3. Step 3: Cross multiply
    3,005.04x = 4,147.14 × 1,746.12
  4. Step 4: Simplify right side
    3,005.04x = 7,241,404.10
  5. Step 5: Solve for x
    x = 7,241,404.10/3,005.04
  6. Step 6: Final answer
    x = 2,409.75

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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.