Home / 2,909.08-4,365.14-2,752.25

Finding the Fourth Proportional to 2,909.08, 4,365.14 and 2,752.25

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Solution

The fourth proportional to 2,909.08, 4,365.14 and 2,752.25 is: 4,129.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.08 : 4,365.14 = 2,752.25 : x
  2. Step 2: Convert to fraction form
    2,909.08/4,365.14 = 2,752.25/x
  3. Step 3: Cross multiply
    2,909.08x = 4,365.14 × 2,752.25
  4. Step 4: Simplify right side
    2,909.08x = 12,013,936.46
  5. Step 5: Solve for x
    x = 12,013,936.46/2,909.08
  6. Step 6: Final answer
    x = 4,129.80

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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.