Home / 4,964.40-6,851.65-2,975.58

Finding the Fourth Proportional to 4,964.40, 6,851.65 and 2,975.58

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Solution

The fourth proportional to 4,964.40, 6,851.65 and 2,975.58 is: 4,106.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,964.40 : 6,851.65 = 2,975.58 : x
  2. Step 2: Convert to fraction form
    4,964.40/6,851.65 = 2,975.58/x
  3. Step 3: Cross multiply
    4,964.40x = 6,851.65 × 2,975.58
  4. Step 4: Simplify right side
    4,964.40x = 20,387,625.27
  5. Step 5: Solve for x
    x = 20,387,625.27/4,964.40
  6. Step 6: Final answer
    x = 4,106.77

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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.