Home / 4,660.96-6,432-2,565.12

Finding the Fourth Proportional to 4,660.96, 6,432 and 2,565.12

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Solution

The fourth proportional to 4,660.96, 6,432 and 2,565.12 is: 3,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660.96 : 6,432 = 2,565.12 : x
  2. Step 2: Convert to fraction form
    4,660.96/6,432 = 2,565.12/x
  3. Step 3: Cross multiply
    4,660.96x = 6,432 × 2,565.12
  4. Step 4: Simplify right side
    4,660.96x = 16,498,851.84
  5. Step 5: Solve for x
    x = 16,498,851.84/4,660.96
  6. Step 6: Final answer
    x = 3,539.80

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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.