Home / 3,360.13-5,037.12-1,412.47

Finding the Fourth Proportional to 3,360.13, 5,037.12 and 1,412.47

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Solution

The fourth proportional to 3,360.13, 5,037.12 and 1,412.47 is: 2,117.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,360.13 : 5,037.12 = 1,412.47 : x
  2. Step 2: Convert to fraction form
    3,360.13/5,037.12 = 1,412.47/x
  3. Step 3: Cross multiply
    3,360.13x = 5,037.12 × 1,412.47
  4. Step 4: Simplify right side
    3,360.13x = 7,114,780.89
  5. Step 5: Solve for x
    x = 7,114,780.89/3,360.13
  6. Step 6: Final answer
    x = 2,117.41

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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.