Home / 10,289.41-15,432.53-3,268.51

Finding the Fourth Proportional to 10,289.41, 15,432.53 and 3,268.51

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Solution

The fourth proportional to 10,289.41, 15,432.53 and 3,268.51 is: 4,902.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.41 : 15,432.53 = 3,268.51 : x
  2. Step 2: Convert to fraction form
    10,289.41/15,432.53 = 3,268.51/x
  3. Step 3: Cross multiply
    10,289.41x = 15,432.53 × 3,268.51
  4. Step 4: Simplify right side
    10,289.41x = 50,441,323.71
  5. Step 5: Solve for x
    x = 50,441,323.71/10,289.41
  6. Step 6: Final answer
    x = 4,902.26

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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.