Home / 5,503.72-8,236.81-3,501.40

Finding the Fourth Proportional to 5,503.72, 8,236.81 and 3,501.40

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Solution

The fourth proportional to 5,503.72, 8,236.81 and 3,501.40 is: 5,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.72 : 8,236.81 = 3,501.40 : x
  2. Step 2: Convert to fraction form
    5,503.72/8,236.81 = 3,501.40/x
  3. Step 3: Cross multiply
    5,503.72x = 8,236.81 × 3,501.40
  4. Step 4: Simplify right side
    5,503.72x = 28,840,346.07
  5. Step 5: Solve for x
    x = 28,840,346.07/5,503.72
  6. Step 6: Final answer
    x = 5,240.16

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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.