Home / 4,457.57-6,152.78-2,885.77

Finding the Fourth Proportional to 4,457.57, 6,152.78 and 2,885.77

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Solution

The fourth proportional to 4,457.57, 6,152.78 and 2,885.77 is: 3,983.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.57 : 6,152.78 = 2,885.77 : x
  2. Step 2: Convert to fraction form
    4,457.57/6,152.78 = 2,885.77/x
  3. Step 3: Cross multiply
    4,457.57x = 6,152.78 × 2,885.77
  4. Step 4: Simplify right side
    4,457.57x = 17,755,507.94
  5. Step 5: Solve for x
    x = 17,755,507.94/4,457.57
  6. Step 6: Final answer
    x = 3,983.23

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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.