Home / 2,176.06-3,000.92-1,677.92

Finding the Fourth Proportional to 2,176.06, 3,000.92 and 1,677.92

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Solution

The fourth proportional to 2,176.06, 3,000.92 and 1,677.92 is: 2,313.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176.06 : 3,000.92 = 1,677.92 : x
  2. Step 2: Convert to fraction form
    2,176.06/3,000.92 = 1,677.92/x
  3. Step 3: Cross multiply
    2,176.06x = 3,000.92 × 1,677.92
  4. Step 4: Simplify right side
    2,176.06x = 5,035,303.69
  5. Step 5: Solve for x
    x = 5,035,303.69/2,176.06
  6. Step 6: Final answer
    x = 2,313.95

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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.