Home / 3,575.02-5,360.40-1,381.93

Finding the Fourth Proportional to 3,575.02, 5,360.40 and 1,381.93

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Solution

The fourth proportional to 3,575.02, 5,360.40 and 1,381.93 is: 2,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.02 : 5,360.40 = 1,381.93 : x
  2. Step 2: Convert to fraction form
    3,575.02/5,360.40 = 1,381.93/x
  3. Step 3: Cross multiply
    3,575.02x = 5,360.40 × 1,381.93
  4. Step 4: Simplify right side
    3,575.02x = 7,407,697.57
  5. Step 5: Solve for x
    x = 7,407,697.57/3,575.02
  6. Step 6: Final answer
    x = 2,072.07

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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.