Home / 4,318.84-6,479.88-2,588.68

Finding the Fourth Proportional to 4,318.84, 6,479.88 and 2,588.68

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Solution

The fourth proportional to 4,318.84, 6,479.88 and 2,588.68 is: 3,883.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,318.84 : 6,479.88 = 2,588.68 : x
  2. Step 2: Convert to fraction form
    4,318.84/6,479.88 = 2,588.68/x
  3. Step 3: Cross multiply
    4,318.84x = 6,479.88 × 2,588.68
  4. Step 4: Simplify right side
    4,318.84x = 16,774,335.76
  5. Step 5: Solve for x
    x = 16,774,335.76/4,318.84
  6. Step 6: Final answer
    x = 3,883.99

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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.