Home / 5,259.16-7,257.36-3,137.10

Finding the Fourth Proportional to 5,259.16, 7,257.36 and 3,137.10

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Solution

The fourth proportional to 5,259.16, 7,257.36 and 3,137.10 is: 4,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.16 : 7,257.36 = 3,137.10 : x
  2. Step 2: Convert to fraction form
    5,259.16/7,257.36 = 3,137.10/x
  3. Step 3: Cross multiply
    5,259.16x = 7,257.36 × 3,137.10
  4. Step 4: Simplify right side
    5,259.16x = 22,767,064.06
  5. Step 5: Solve for x
    x = 22,767,064.06/5,259.16
  6. Step 6: Final answer
    x = 4,329.03

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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.