Home / 4,154.09-6,225.71-1,686.02

Finding the Fourth Proportional to 4,154.09, 6,225.71 and 1,686.02

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Solution

The fourth proportional to 4,154.09, 6,225.71 and 1,686.02 is: 2,526.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,154.09 : 6,225.71 = 1,686.02 : x
  2. Step 2: Convert to fraction form
    4,154.09/6,225.71 = 1,686.02/x
  3. Step 3: Cross multiply
    4,154.09x = 6,225.71 × 1,686.02
  4. Step 4: Simplify right side
    4,154.09x = 10,496,632.02
  5. Step 5: Solve for x
    x = 10,496,632.02/4,154.09
  6. Step 6: Final answer
    x = 2,526.82

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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.