Home / 7,848.51-11,772.79-1,925.42

Finding the Fourth Proportional to 7,848.51, 11,772.79 and 1,925.42

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Solution

The fourth proportional to 7,848.51, 11,772.79 and 1,925.42 is: 2,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.51 : 11,772.79 = 1,925.42 : x
  2. Step 2: Convert to fraction form
    7,848.51/11,772.79 = 1,925.42/x
  3. Step 3: Cross multiply
    7,848.51x = 11,772.79 × 1,925.42
  4. Step 4: Simplify right side
    7,848.51x = 22,667,496.83
  5. Step 5: Solve for x
    x = 22,667,496.83/7,848.51
  6. Step 6: Final answer
    x = 2,888.13

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Similar ratio
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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.