Home / 5,052.81-7,575.95-2,420.25

Finding the Fourth Proportional to 5,052.81, 7,575.95 and 2,420.25

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Solution

The fourth proportional to 5,052.81, 7,575.95 and 2,420.25 is: 3,628.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.81 : 7,575.95 = 2,420.25 : x
  2. Step 2: Convert to fraction form
    5,052.81/7,575.95 = 2,420.25/x
  3. Step 3: Cross multiply
    5,052.81x = 7,575.95 × 2,420.25
  4. Step 4: Simplify right side
    5,052.81x = 18,335,713.24
  5. Step 5: Solve for x
    x = 18,335,713.24/5,052.81
  6. Step 6: Final answer
    x = 3,628.82

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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.