Home / 4,966.52-6,854.42-2,870.64

Finding the Fourth Proportional to 4,966.52, 6,854.42 and 2,870.64

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Solution

The fourth proportional to 4,966.52, 6,854.42 and 2,870.64 is: 3,961.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,966.52 : 6,854.42 = 2,870.64 : x
  2. Step 2: Convert to fraction form
    4,966.52/6,854.42 = 2,870.64/x
  3. Step 3: Cross multiply
    4,966.52x = 6,854.42 × 2,870.64
  4. Step 4: Simplify right side
    4,966.52x = 19,676,579.41
  5. Step 5: Solve for x
    x = 19,676,579.41/4,966.52
  6. Step 6: Final answer
    x = 3,961.85

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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.