Home / 2,301.48-3,176.16-1,306.36

Finding the Fourth Proportional to 2,301.48, 3,176.16 and 1,306.36

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Solution

The fourth proportional to 2,301.48, 3,176.16 and 1,306.36 is: 1,802.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.48 : 3,176.16 = 1,306.36 : x
  2. Step 2: Convert to fraction form
    2,301.48/3,176.16 = 1,306.36/x
  3. Step 3: Cross multiply
    2,301.48x = 3,176.16 × 1,306.36
  4. Step 4: Simplify right side
    2,301.48x = 4,149,208.38
  5. Step 5: Solve for x
    x = 4,149,208.38/2,301.48
  6. Step 6: Final answer
    x = 1,802.84

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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.