Home / 4,005.55-5,527.65-2,326.60

Finding the Fourth Proportional to 4,005.55, 5,527.65 and 2,326.60

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Solution

The fourth proportional to 4,005.55, 5,527.65 and 2,326.60 is: 3,210.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.55 : 5,527.65 = 2,326.60 : x
  2. Step 2: Convert to fraction form
    4,005.55/5,527.65 = 2,326.60/x
  3. Step 3: Cross multiply
    4,005.55x = 5,527.65 × 2,326.60
  4. Step 4: Simplify right side
    4,005.55x = 12,860,630.49
  5. Step 5: Solve for x
    x = 12,860,630.49/4,005.55
  6. Step 6: Final answer
    x = 3,210.70

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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.