Home / 8,124.13-11,210.49-4,538.80

Finding the Fourth Proportional to 8,124.13, 11,210.49 and 4,538.80

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Solution

The fourth proportional to 8,124.13, 11,210.49 and 4,538.80 is: 6,263.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124.13 : 11,210.49 = 4,538.80 : x
  2. Step 2: Convert to fraction form
    8,124.13/11,210.49 = 4,538.80/x
  3. Step 3: Cross multiply
    8,124.13x = 11,210.49 × 4,538.80
  4. Step 4: Simplify right side
    8,124.13x = 50,882,172.01
  5. Step 5: Solve for x
    x = 50,882,172.01/8,124.13
  6. Step 6: Final answer
    x = 6,263.09

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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.