Home / 2,405.26-3,607.08-1,430.02

Finding the Fourth Proportional to 2,405.26, 3,607.08 and 1,430.02

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Solution

The fourth proportional to 2,405.26, 3,607.08 and 1,430.02 is: 2,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.26 : 3,607.08 = 1,430.02 : x
  2. Step 2: Convert to fraction form
    2,405.26/3,607.08 = 1,430.02/x
  3. Step 3: Cross multiply
    2,405.26x = 3,607.08 × 1,430.02
  4. Step 4: Simplify right side
    2,405.26x = 5,158,196.54
  5. Step 5: Solve for x
    x = 5,158,196.54/2,405.26
  6. Step 6: Final answer
    x = 2,144.55

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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.