Home / 5,227.57-7,840.54-1,528.93

Finding the Fourth Proportional to 5,227.57, 7,840.54 and 1,528.93

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Solution

The fourth proportional to 5,227.57, 7,840.54 and 1,528.93 is: 2,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.57 : 7,840.54 = 1,528.93 : x
  2. Step 2: Convert to fraction form
    5,227.57/7,840.54 = 1,528.93/x
  3. Step 3: Cross multiply
    5,227.57x = 7,840.54 × 1,528.93
  4. Step 4: Simplify right side
    5,227.57x = 11,987,636.82
  5. Step 5: Solve for x
    x = 11,987,636.82/5,227.57
  6. Step 6: Final answer
    x = 2,293.16

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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.