Home / 3,883.47-5,357.52-2,590.35

Finding the Fourth Proportional to 3,883.47, 5,357.52 and 2,590.35

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Solution

The fourth proportional to 3,883.47, 5,357.52 and 2,590.35 is: 3,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.47 : 5,357.52 = 2,590.35 : x
  2. Step 2: Convert to fraction form
    3,883.47/5,357.52 = 2,590.35/x
  3. Step 3: Cross multiply
    3,883.47x = 5,357.52 × 2,590.35
  4. Step 4: Simplify right side
    3,883.47x = 13,877,851.93
  5. Step 5: Solve for x
    x = 13,877,851.93/3,883.47
  6. Step 6: Final answer
    x = 3,573.57

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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.