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Finding the Fourth Proportional to 3,650.46, 5,475.72 and 1,570.32

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Solution

The fourth proportional to 3,650.46, 5,475.72 and 1,570.32 is: 2,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.46 : 5,475.72 = 1,570.32 : x
  2. Step 2: Convert to fraction form
    3,650.46/5,475.72 = 1,570.32/x
  3. Step 3: Cross multiply
    3,650.46x = 5,475.72 × 1,570.32
  4. Step 4: Simplify right side
    3,650.46x = 8,598,632.63
  5. Step 5: Solve for x
    x = 8,598,632.63/3,650.46
  6. Step 6: Final answer
    x = 2,355.49

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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.