Home / 1,504.13-2,076.30-1,293.45

Finding the Fourth Proportional to 1,504.13, 2,076.30 and 1,293.45

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Solution

The fourth proportional to 1,504.13, 2,076.30 and 1,293.45 is: 1,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.13 : 2,076.30 = 1,293.45 : x
  2. Step 2: Convert to fraction form
    1,504.13/2,076.30 = 1,293.45/x
  3. Step 3: Cross multiply
    1,504.13x = 2,076.30 × 1,293.45
  4. Step 4: Simplify right side
    1,504.13x = 2,685,590.24
  5. Step 5: Solve for x
    x = 2,685,590.24/1,504.13
  6. Step 6: Final answer
    x = 1,785.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.