Home / 1,820.15-2,730.00-587.44

Finding the Fourth Proportional to 1,820.15, 2,730.00 and 587.44

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Solution

The fourth proportional to 1,820.15, 2,730.00 and 587.44 is: 881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820.15 : 2,730.00 = 587.44 : x
  2. Step 2: Convert to fraction form
    1,820.15/2,730.00 = 587.44/x
  3. Step 3: Cross multiply
    1,820.15x = 2,730.00 × 587.44
  4. Step 4: Simplify right side
    1,820.15x = 1,603,701.46
  5. Step 5: Solve for x
    x = 1,603,701.46/1,820.15
  6. Step 6: Final answer
    x = 881.08

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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.