Home / 1,556.16-2,335.04-1,008.18

Finding the Fourth Proportional to 1,556.16, 2,335.04 and 1,008.18

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Solution

The fourth proportional to 1,556.16, 2,335.04 and 1,008.18 is: 1,512.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.16 : 2,335.04 = 1,008.18 : x
  2. Step 2: Convert to fraction form
    1,556.16/2,335.04 = 1,008.18/x
  3. Step 3: Cross multiply
    1,556.16x = 2,335.04 × 1,008.18
  4. Step 4: Simplify right side
    1,556.16x = 2,354,140.63
  5. Step 5: Solve for x
    x = 2,354,140.63/1,556.16
  6. Step 6: Final answer
    x = 1,512.79

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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.