Home / 3,034.08-4,186.80-1,707.48

Finding the Fourth Proportional to 3,034.08, 4,186.80 and 1,707.48

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Solution

The fourth proportional to 3,034.08, 4,186.80 and 1,707.48 is: 2,356.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,034.08 : 4,186.80 = 1,707.48 : x
  2. Step 2: Convert to fraction form
    3,034.08/4,186.80 = 1,707.48/x
  3. Step 3: Cross multiply
    3,034.08x = 4,186.80 × 1,707.48
  4. Step 4: Simplify right side
    3,034.08x = 7,148,877.26
  5. Step 5: Solve for x
    x = 7,148,877.26/3,034.08
  6. Step 6: Final answer
    x = 2,356.19

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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.