Home / 5,248.58-7,877.74-2,653.34

Finding the Fourth Proportional to 5,248.58, 7,877.74 and 2,653.34

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Solution

The fourth proportional to 5,248.58, 7,877.74 and 2,653.34 is: 3,982.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248.58 : 7,877.74 = 2,653.34 : x
  2. Step 2: Convert to fraction form
    5,248.58/7,877.74 = 2,653.34/x
  3. Step 3: Cross multiply
    5,248.58x = 7,877.74 × 2,653.34
  4. Step 4: Simplify right side
    5,248.58x = 20,902,322.65
  5. Step 5: Solve for x
    x = 20,902,322.65/5,248.58
  6. Step 6: Final answer
    x = 3,982.47

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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.