Home / 4,816.23-6,645.54-2,720.35

Finding the Fourth Proportional to 4,816.23, 6,645.54 and 2,720.35

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Solution

The fourth proportional to 4,816.23, 6,645.54 and 2,720.35 is: 3,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,816.23 : 6,645.54 = 2,720.35 : x
  2. Step 2: Convert to fraction form
    4,816.23/6,645.54 = 2,720.35/x
  3. Step 3: Cross multiply
    4,816.23x = 6,645.54 × 2,720.35
  4. Step 4: Simplify right side
    4,816.23x = 18,078,194.74
  5. Step 5: Solve for x
    x = 18,078,194.74/4,816.23
  6. Step 6: Final answer
    x = 3,753.60

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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.