Home / 3,412.26-4,707.54-2,085.48

Finding the Fourth Proportional to 3,412.26, 4,707.54 and 2,085.48

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Solution

The fourth proportional to 3,412.26, 4,707.54 and 2,085.48 is: 2,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.26 : 4,707.54 = 2,085.48 : x
  2. Step 2: Convert to fraction form
    3,412.26/4,707.54 = 2,085.48/x
  3. Step 3: Cross multiply
    3,412.26x = 4,707.54 × 2,085.48
  4. Step 4: Simplify right side
    3,412.26x = 9,817,480.52
  5. Step 5: Solve for x
    x = 9,817,480.52/3,412.26
  6. Step 6: Final answer
    x = 2,877.12

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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.