Home / 1,556.90-2,332.26-1,009.46

Finding the Fourth Proportional to 1,556.90, 2,332.26 and 1,009.46

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Solution

The fourth proportional to 1,556.90, 2,332.26 and 1,009.46 is: 1,512.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556.90 : 2,332.26 = 1,009.46 : x
  2. Step 2: Convert to fraction form
    1,556.90/2,332.26 = 1,009.46/x
  3. Step 3: Cross multiply
    1,556.90x = 2,332.26 × 1,009.46
  4. Step 4: Simplify right side
    1,556.90x = 2,354,323.18
  5. Step 5: Solve for x
    x = 2,354,323.18/1,556.90
  6. Step 6: Final answer
    x = 1,512.19

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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.