Home / 2,910.20-4,365.54-2,567.57

Finding the Fourth Proportional to 2,910.20, 4,365.54 and 2,567.57

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Solution

The fourth proportional to 2,910.20, 4,365.54 and 2,567.57 is: 3,851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910.20 : 4,365.54 = 2,567.57 : x
  2. Step 2: Convert to fraction form
    2,910.20/4,365.54 = 2,567.57/x
  3. Step 3: Cross multiply
    2,910.20x = 4,365.54 × 2,567.57
  4. Step 4: Simplify right side
    2,910.20x = 11,208,807.71
  5. Step 5: Solve for x
    x = 11,208,807.71/2,910.20
  6. Step 6: Final answer
    x = 3,851.57

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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.