Home / 2,955.48-4,077.66-1,713.24

Finding the Fourth Proportional to 2,955.48, 4,077.66 and 1,713.24

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Solution

The fourth proportional to 2,955.48, 4,077.66 and 1,713.24 is: 2,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.48 : 4,077.66 = 1,713.24 : x
  2. Step 2: Convert to fraction form
    2,955.48/4,077.66 = 1,713.24/x
  3. Step 3: Cross multiply
    2,955.48x = 4,077.66 × 1,713.24
  4. Step 4: Simplify right side
    2,955.48x = 6,986,010.22
  5. Step 5: Solve for x
    x = 6,986,010.22/2,955.48
  6. Step 6: Final answer
    x = 2,363.75

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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.