Home / 3,088.84-4,635.08-1,142.40

Finding the Fourth Proportional to 3,088.84, 4,635.08 and 1,142.40

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Solution

The fourth proportional to 3,088.84, 4,635.08 and 1,142.40 is: 1,714.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,088.84 : 4,635.08 = 1,142.40 : x
  2. Step 2: Convert to fraction form
    3,088.84/4,635.08 = 1,142.40/x
  3. Step 3: Cross multiply
    3,088.84x = 4,635.08 × 1,142.40
  4. Step 4: Simplify right side
    3,088.84x = 5,295,115.39
  5. Step 5: Solve for x
    x = 5,295,115.39/3,088.84
  6. Step 6: Final answer
    x = 1,714.27

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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.