Home / 5,042.88-6,955.20-3,470.40

Finding the Fourth Proportional to 5,042.88, 6,955.20 and 3,470.40

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Solution

The fourth proportional to 5,042.88, 6,955.20 and 3,470.40 is: 4,786.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.88 : 6,955.20 = 3,470.40 : x
  2. Step 2: Convert to fraction form
    5,042.88/6,955.20 = 3,470.40/x
  3. Step 3: Cross multiply
    5,042.88x = 6,955.20 × 3,470.40
  4. Step 4: Simplify right side
    5,042.88x = 24,137,326.08
  5. Step 5: Solve for x
    x = 24,137,326.08/5,042.88
  6. Step 6: Final answer
    x = 4,786.42

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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.