Home / 12,176.11-18,260.98-5,510.01

Finding the Fourth Proportional to 12,176.11, 18,260.98 and 5,510.01

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Solution

The fourth proportional to 12,176.11, 18,260.98 and 5,510.01 is: 8,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176.11 : 18,260.98 = 5,510.01 : x
  2. Step 2: Convert to fraction form
    12,176.11/18,260.98 = 5,510.01/x
  3. Step 3: Cross multiply
    12,176.11x = 18,260.98 × 5,510.01
  4. Step 4: Simplify right side
    12,176.11x = 100,618,182.41
  5. Step 5: Solve for x
    x = 100,618,182.41/12,176.11
  6. Step 6: Final answer
    x = 8,263.57

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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.