Home / 4,341.52-5,991.78-2,478.52

Finding the Fourth Proportional to 4,341.52, 5,991.78 and 2,478.52

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Solution

The fourth proportional to 4,341.52, 5,991.78 and 2,478.52 is: 3,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,341.52 : 5,991.78 = 2,478.52 : x
  2. Step 2: Convert to fraction form
    4,341.52/5,991.78 = 2,478.52/x
  3. Step 3: Cross multiply
    4,341.52x = 5,991.78 × 2,478.52
  4. Step 4: Simplify right side
    4,341.52x = 14,850,746.57
  5. Step 5: Solve for x
    x = 14,850,746.57/4,341.52
  6. Step 6: Final answer
    x = 3,420.63

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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.