Home / 3,903.02-5,384.16-2,644.13

Finding the Fourth Proportional to 3,903.02, 5,384.16 and 2,644.13

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Solution

The fourth proportional to 3,903.02, 5,384.16 and 2,644.13 is: 3,647.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.02 : 5,384.16 = 2,644.13 : x
  2. Step 2: Convert to fraction form
    3,903.02/5,384.16 = 2,644.13/x
  3. Step 3: Cross multiply
    3,903.02x = 5,384.16 × 2,644.13
  4. Step 4: Simplify right side
    3,903.02x = 14,236,418.98
  5. Step 5: Solve for x
    x = 14,236,418.98/3,903.02
  6. Step 6: Final answer
    x = 3,647.54

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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.