Home / 3,156.02-4,732.42-1,840.19

Finding the Fourth Proportional to 3,156.02, 4,732.42 and 1,840.19

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Solution

The fourth proportional to 3,156.02, 4,732.42 and 1,840.19 is: 2,759.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.02 : 4,732.42 = 1,840.19 : x
  2. Step 2: Convert to fraction form
    3,156.02/4,732.42 = 1,840.19/x
  3. Step 3: Cross multiply
    3,156.02x = 4,732.42 × 1,840.19
  4. Step 4: Simplify right side
    3,156.02x = 8,708,551.96
  5. Step 5: Solve for x
    x = 8,708,551.96/3,156.02
  6. Step 6: Final answer
    x = 2,759.35

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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.