Home / 10,800.80-14,904.63-6,020.49

Finding the Fourth Proportional to 10,800.80, 14,904.63 and 6,020.49

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Solution

The fourth proportional to 10,800.80, 14,904.63 and 6,020.49 is: 8,308.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,800.80 : 14,904.63 = 6,020.49 : x
  2. Step 2: Convert to fraction form
    10,800.80/14,904.63 = 6,020.49/x
  3. Step 3: Cross multiply
    10,800.80x = 14,904.63 × 6,020.49
  4. Step 4: Simplify right side
    10,800.80x = 89,733,175.87
  5. Step 5: Solve for x
    x = 89,733,175.87/10,800.80
  6. Step 6: Final answer
    x = 8,308.02

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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.