Home / 2,470.42-3,406.29-2,051.26

Finding the Fourth Proportional to 2,470.42, 3,406.29 and 2,051.26

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Solution

The fourth proportional to 2,470.42, 3,406.29 and 2,051.26 is: 2,828.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.42 : 3,406.29 = 2,051.26 : x
  2. Step 2: Convert to fraction form
    2,470.42/3,406.29 = 2,051.26/x
  3. Step 3: Cross multiply
    2,470.42x = 3,406.29 × 2,051.26
  4. Step 4: Simplify right side
    2,470.42x = 6,987,186.43
  5. Step 5: Solve for x
    x = 6,987,186.43/2,470.42
  6. Step 6: Final answer
    x = 2,828.34

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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.