Home / 3,160.10-4,740.34-2,465.42

Finding the Fourth Proportional to 3,160.10, 4,740.34 and 2,465.42

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Solution

The fourth proportional to 3,160.10, 4,740.34 and 2,465.42 is: 3,698.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.10 : 4,740.34 = 2,465.42 : x
  2. Step 2: Convert to fraction form
    3,160.10/4,740.34 = 2,465.42/x
  3. Step 3: Cross multiply
    3,160.10x = 4,740.34 × 2,465.42
  4. Step 4: Simplify right side
    3,160.10x = 11,686,929.04
  5. Step 5: Solve for x
    x = 11,686,929.04/3,160.10
  6. Step 6: Final answer
    x = 3,698.28

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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.