Home / 5,513.10-7,607.90-2,995.12

Finding the Fourth Proportional to 5,513.10, 7,607.90 and 2,995.12

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Solution

The fourth proportional to 5,513.10, 7,607.90 and 2,995.12 is: 4,133.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.10 : 7,607.90 = 2,995.12 : x
  2. Step 2: Convert to fraction form
    5,513.10/7,607.90 = 2,995.12/x
  3. Step 3: Cross multiply
    5,513.10x = 7,607.90 × 2,995.12
  4. Step 4: Simplify right side
    5,513.10x = 22,786,573.45
  5. Step 5: Solve for x
    x = 22,786,573.45/5,513.10
  6. Step 6: Final answer
    x = 4,133.17

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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.