Home / 3,036.89-4,190.60-1,710.57

Finding the Fourth Proportional to 3,036.89, 4,190.60 and 1,710.57

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Solution

The fourth proportional to 3,036.89, 4,190.60 and 1,710.57 is: 2,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.89 : 4,190.60 = 1,710.57 : x
  2. Step 2: Convert to fraction form
    3,036.89/4,190.60 = 1,710.57/x
  3. Step 3: Cross multiply
    3,036.89x = 4,190.60 × 1,710.57
  4. Step 4: Simplify right side
    3,036.89x = 7,168,314.64
  5. Step 5: Solve for x
    x = 7,168,314.64/3,036.89
  6. Step 6: Final answer
    x = 2,360.41

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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.