Home / 4,091.56-5,642.40-2,597.92

Finding the Fourth Proportional to 4,091.56, 5,642.40 and 2,597.92

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Solution

The fourth proportional to 4,091.56, 5,642.40 and 2,597.92 is: 3,582.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.56 : 5,642.40 = 2,597.92 : x
  2. Step 2: Convert to fraction form
    4,091.56/5,642.40 = 2,597.92/x
  3. Step 3: Cross multiply
    4,091.56x = 5,642.40 × 2,597.92
  4. Step 4: Simplify right side
    4,091.56x = 14,658,503.81
  5. Step 5: Solve for x
    x = 14,658,503.81/4,091.56
  6. Step 6: Final answer
    x = 3,582.62

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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.