Home / 5,402.54-7,455.39-3,012.50

Finding the Fourth Proportional to 5,402.54, 7,455.39 and 3,012.50

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Solution

The fourth proportional to 5,402.54, 7,455.39 and 3,012.50 is: 4,157.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.54 : 7,455.39 = 3,012.50 : x
  2. Step 2: Convert to fraction form
    5,402.54/7,455.39 = 3,012.50/x
  3. Step 3: Cross multiply
    5,402.54x = 7,455.39 × 3,012.50
  4. Step 4: Simplify right side
    5,402.54x = 22,459,325.10
  5. Step 5: Solve for x
    x = 22,459,325.10/5,402.54
  6. Step 6: Final answer
    x = 4,157.18

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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.