Home / 2,425.14-3,347.20-1,430.04

Finding the Fourth Proportional to 2,425.14, 3,347.20 and 1,430.04

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Solution

The fourth proportional to 2,425.14, 3,347.20 and 1,430.04 is: 1,973.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.14 : 3,347.20 = 1,430.04 : x
  2. Step 2: Convert to fraction form
    2,425.14/3,347.20 = 1,430.04/x
  3. Step 3: Cross multiply
    2,425.14x = 3,347.20 × 1,430.04
  4. Step 4: Simplify right side
    2,425.14x = 4,786,629.89
  5. Step 5: Solve for x
    x = 4,786,629.89/2,425.14
  6. Step 6: Final answer
    x = 1,973.75

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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.