Home / 5,901.60-8,851.68-2,006.40

Finding the Fourth Proportional to 5,901.60, 8,851.68 and 2,006.40

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Solution

The fourth proportional to 5,901.60, 8,851.68 and 2,006.40 is: 3,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,901.60 : 8,851.68 = 2,006.40 : x
  2. Step 2: Convert to fraction form
    5,901.60/8,851.68 = 2,006.40/x
  3. Step 3: Cross multiply
    5,901.60x = 8,851.68 × 2,006.40
  4. Step 4: Simplify right side
    5,901.60x = 17,760,010.75
  5. Step 5: Solve for x
    x = 17,760,010.75/5,901.60
  6. Step 6: Final answer
    x = 3,009.36

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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.