Home / 3,168.09-4,752.15-1,088.70

Finding the Fourth Proportional to 3,168.09, 4,752.15 and 1,088.70

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Solution

The fourth proportional to 3,168.09, 4,752.15 and 1,088.70 is: 1,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168.09 : 4,752.15 = 1,088.70 : x
  2. Step 2: Convert to fraction form
    3,168.09/4,752.15 = 1,088.70/x
  3. Step 3: Cross multiply
    3,168.09x = 4,752.15 × 1,088.70
  4. Step 4: Simplify right side
    3,168.09x = 5,173,641.94
  5. Step 5: Solve for x
    x = 5,173,641.94/3,168.09
  6. Step 6: Final answer
    x = 1,633.05

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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.