Home / 3,087.71-4,632.47-1,008.10

Finding the Fourth Proportional to 3,087.71, 4,632.47 and 1,008.10

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Solution

The fourth proportional to 3,087.71, 4,632.47 and 1,008.10 is: 1,512.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.71 : 4,632.47 = 1,008.10 : x
  2. Step 2: Convert to fraction form
    3,087.71/4,632.47 = 1,008.10/x
  3. Step 3: Cross multiply
    3,087.71x = 4,632.47 × 1,008.10
  4. Step 4: Simplify right side
    3,087.71x = 4,669,993.01
  5. Step 5: Solve for x
    x = 4,669,993.01/3,087.71
  6. Step 6: Final answer
    x = 1,512.45

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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.