Home / 3,730.79-5,148.39-2,052.14

Finding the Fourth Proportional to 3,730.79, 5,148.39 and 2,052.14

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Solution

The fourth proportional to 3,730.79, 5,148.39 and 2,052.14 is: 2,831.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,730.79 : 5,148.39 = 2,052.14 : x
  2. Step 2: Convert to fraction form
    3,730.79/5,148.39 = 2,052.14/x
  3. Step 3: Cross multiply
    3,730.79x = 5,148.39 × 2,052.14
  4. Step 4: Simplify right side
    3,730.79x = 10,565,199.01
  5. Step 5: Solve for x
    x = 10,565,199.01/3,730.79
  6. Step 6: Final answer
    x = 2,831.89

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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.