Home / 3,648.18-5,034.12-2,054.58

Finding the Fourth Proportional to 3,648.18, 5,034.12 and 2,054.58

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Solution

The fourth proportional to 3,648.18, 5,034.12 and 2,054.58 is: 2,835.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,648.18 : 5,034.12 = 2,054.58 : x
  2. Step 2: Convert to fraction form
    3,648.18/5,034.12 = 2,054.58/x
  3. Step 3: Cross multiply
    3,648.18x = 5,034.12 × 2,054.58
  4. Step 4: Simplify right side
    3,648.18x = 10,342,975.69
  5. Step 5: Solve for x
    x = 10,342,975.69/3,648.18
  6. Step 6: Final answer
    x = 2,835.10

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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.