Home / 3,628.95-5,007.81-2,057.10

Finding the Fourth Proportional to 3,628.95, 5,007.81 and 2,057.10

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Solution

The fourth proportional to 3,628.95, 5,007.81 and 2,057.10 is: 2,838.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.95 : 5,007.81 = 2,057.10 : x
  2. Step 2: Convert to fraction form
    3,628.95/5,007.81 = 2,057.10/x
  3. Step 3: Cross multiply
    3,628.95x = 5,007.81 × 2,057.10
  4. Step 4: Simplify right side
    3,628.95x = 10,301,565.95
  5. Step 5: Solve for x
    x = 10,301,565.95/3,628.95
  6. Step 6: Final answer
    x = 2,838.72

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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.