Home / 2,967.03-4,088.48-2,179.71

Finding the Fourth Proportional to 2,967.03, 4,088.48 and 2,179.71

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Solution

The fourth proportional to 2,967.03, 4,088.48 and 2,179.71 is: 3,003.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,967.03 : 4,088.48 = 2,179.71 : x
  2. Step 2: Convert to fraction form
    2,967.03/4,088.48 = 2,179.71/x
  3. Step 3: Cross multiply
    2,967.03x = 4,088.48 × 2,179.71
  4. Step 4: Simplify right side
    2,967.03x = 8,911,689.84
  5. Step 5: Solve for x
    x = 8,911,689.84/2,967.03
  6. Step 6: Final answer
    x = 3,003.57

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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.