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Finding the Fourth Proportional to 4,621.55, 6,932.22 and 1,501.55

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Solution

The fourth proportional to 4,621.55, 6,932.22 and 1,501.55 is: 2,252.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.55 : 6,932.22 = 1,501.55 : x
  2. Step 2: Convert to fraction form
    4,621.55/6,932.22 = 1,501.55/x
  3. Step 3: Cross multiply
    4,621.55x = 6,932.22 × 1,501.55
  4. Step 4: Simplify right side
    4,621.55x = 10,409,040.28
  5. Step 5: Solve for x
    x = 10,409,040.28/4,621.55
  6. Step 6: Final answer
    x = 2,252.29

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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.