Home / 4,072.16-5,616.64-2,501.12

Finding the Fourth Proportional to 4,072.16, 5,616.64 and 2,501.12

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Solution

The fourth proportional to 4,072.16, 5,616.64 and 2,501.12 is: 3,449.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.16 : 5,616.64 = 2,501.12 : x
  2. Step 2: Convert to fraction form
    4,072.16/5,616.64 = 2,501.12/x
  3. Step 3: Cross multiply
    4,072.16x = 5,616.64 × 2,501.12
  4. Step 4: Simplify right side
    4,072.16x = 14,047,890.64
  5. Step 5: Solve for x
    x = 14,047,890.64/4,072.16
  6. Step 6: Final answer
    x = 3,449.74

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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.