Home / 5,126.36-7,690.48-2,353.32

Finding the Fourth Proportional to 5,126.36, 7,690.48 and 2,353.32

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Solution

The fourth proportional to 5,126.36, 7,690.48 and 2,353.32 is: 3,530.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,126.36 : 7,690.48 = 2,353.32 : x
  2. Step 2: Convert to fraction form
    5,126.36/7,690.48 = 2,353.32/x
  3. Step 3: Cross multiply
    5,126.36x = 7,690.48 × 2,353.32
  4. Step 4: Simplify right side
    5,126.36x = 18,098,154.51
  5. Step 5: Solve for x
    x = 18,098,154.51/5,126.36
  6. Step 6: Final answer
    x = 3,530.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.