Home / 3,415.51-5,117.05-2,373.31

Finding the Fourth Proportional to 3,415.51, 5,117.05 and 2,373.31

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Solution

The fourth proportional to 3,415.51, 5,117.05 and 2,373.31 is: 3,555.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,415.51 : 5,117.05 = 2,373.31 : x
  2. Step 2: Convert to fraction form
    3,415.51/5,117.05 = 2,373.31/x
  3. Step 3: Cross multiply
    3,415.51x = 5,117.05 × 2,373.31
  4. Step 4: Simplify right side
    3,415.51x = 12,144,345.94
  5. Step 5: Solve for x
    x = 12,144,345.94/3,415.51
  6. Step 6: Final answer
    x = 3,555.65

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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.