Home / 3,035.19-4,188.54-1,708.89

Finding the Fourth Proportional to 3,035.19, 4,188.54 and 1,708.89

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Solution

The fourth proportional to 3,035.19, 4,188.54 and 1,708.89 is: 2,358.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.19 : 4,188.54 = 1,708.89 : x
  2. Step 2: Convert to fraction form
    3,035.19/4,188.54 = 1,708.89/x
  3. Step 3: Cross multiply
    3,035.19x = 4,188.54 × 1,708.89
  4. Step 4: Simplify right side
    3,035.19x = 7,157,754.12
  5. Step 5: Solve for x
    x = 7,157,754.12/3,035.19
  6. Step 6: Final answer
    x = 2,358.26

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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.