Home / 3,320.02-4,581.64-1,827.90

Finding the Fourth Proportional to 3,320.02, 4,581.64 and 1,827.90

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Solution

The fourth proportional to 3,320.02, 4,581.64 and 1,827.90 is: 2,522.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,320.02 : 4,581.64 = 1,827.90 : x
  2. Step 2: Convert to fraction form
    3,320.02/4,581.64 = 1,827.90/x
  3. Step 3: Cross multiply
    3,320.02x = 4,581.64 × 1,827.90
  4. Step 4: Simplify right side
    3,320.02x = 8,374,779.76
  5. Step 5: Solve for x
    x = 8,374,779.76/3,320.02
  6. Step 6: Final answer
    x = 2,522.51

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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.