Home / 2,335.60-3,503.76-1,240.84

Finding the Fourth Proportional to 2,335.60, 3,503.76 and 1,240.84

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Solution

The fourth proportional to 2,335.60, 3,503.76 and 1,240.84 is: 1,861.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,335.60 : 3,503.76 = 1,240.84 : x
  2. Step 2: Convert to fraction form
    2,335.60/3,503.76 = 1,240.84/x
  3. Step 3: Cross multiply
    2,335.60x = 3,503.76 × 1,240.84
  4. Step 4: Simplify right side
    2,335.60x = 4,347,605.56
  5. Step 5: Solve for x
    x = 4,347,605.56/2,335.60
  6. Step 6: Final answer
    x = 1,861.45

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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.