Home / 5,055.72-7,583.55-1,357.64

Finding the Fourth Proportional to 5,055.72, 7,583.55 and 1,357.64

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Solution

The fourth proportional to 5,055.72, 7,583.55 and 1,357.64 is: 2,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.72 : 7,583.55 = 1,357.64 : x
  2. Step 2: Convert to fraction form
    5,055.72/7,583.55 = 1,357.64/x
  3. Step 3: Cross multiply
    5,055.72x = 7,583.55 × 1,357.64
  4. Step 4: Simplify right side
    5,055.72x = 10,295,698.74
  5. Step 5: Solve for x
    x = 10,295,698.74/5,055.72
  6. Step 6: Final answer
    x = 2,036.45

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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.