Home / 2,955.30-4,430.19-1,492.75

Finding the Fourth Proportional to 2,955.30, 4,430.19 and 1,492.75

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Solution

The fourth proportional to 2,955.30, 4,430.19 and 1,492.75 is: 2,237.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.30 : 4,430.19 = 1,492.75 : x
  2. Step 2: Convert to fraction form
    2,955.30/4,430.19 = 1,492.75/x
  3. Step 3: Cross multiply
    2,955.30x = 4,430.19 × 1,492.75
  4. Step 4: Simplify right side
    2,955.30x = 6,613,166.12
  5. Step 5: Solve for x
    x = 6,613,166.12/2,955.30
  6. Step 6: Final answer
    x = 2,237.73

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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.