Home / 3,345.07-5,018.60-1,154.02

Finding the Fourth Proportional to 3,345.07, 5,018.60 and 1,154.02

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Solution

The fourth proportional to 3,345.07, 5,018.60 and 1,154.02 is: 1,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.07 : 5,018.60 = 1,154.02 : x
  2. Step 2: Convert to fraction form
    3,345.07/5,018.60 = 1,154.02/x
  3. Step 3: Cross multiply
    3,345.07x = 5,018.60 × 1,154.02
  4. Step 4: Simplify right side
    3,345.07x = 5,791,564.77
  5. Step 5: Solve for x
    x = 5,791,564.77/3,345.07
  6. Step 6: Final answer
    x = 1,731.37

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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.