Home / 1,556.88-2,335.32-1,461.84

Finding the Fourth Proportional to 1,556.88, 2,335.32 and 1,461.84

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Solution

The fourth proportional to 1,556.88, 2,335.32 and 1,461.84 is: 2,192.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.88 : 2,335.32 = 1,461.84 : x
  2. Step 2: Convert to fraction form
    1,556.88/2,335.32 = 1,461.84/x
  3. Step 3: Cross multiply
    1,556.88x = 2,335.32 × 1,461.84
  4. Step 4: Simplify right side
    1,556.88x = 3,413,864.19
  5. Step 5: Solve for x
    x = 3,413,864.19/1,556.88
  6. Step 6: Final answer
    x = 2,192.76

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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.