Home / 4,457.28-6,148.96-2,885.84

Finding the Fourth Proportional to 4,457.28, 6,148.96 and 2,885.84

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Solution

The fourth proportional to 4,457.28, 6,148.96 and 2,885.84 is: 3,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.28 : 6,148.96 = 2,885.84 : x
  2. Step 2: Convert to fraction form
    4,457.28/6,148.96 = 2,885.84/x
  3. Step 3: Cross multiply
    4,457.28x = 6,148.96 × 2,885.84
  4. Step 4: Simplify right side
    4,457.28x = 17,744,914.73
  5. Step 5: Solve for x
    x = 17,744,914.73/4,457.28
  6. Step 6: Final answer
    x = 3,981.11

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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.