Home / 3,431.34-4,735.26-1,859.45

Finding the Fourth Proportional to 3,431.34, 4,735.26 and 1,859.45

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Solution

The fourth proportional to 3,431.34, 4,735.26 and 1,859.45 is: 2,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,431.34 : 4,735.26 = 1,859.45 : x
  2. Step 2: Convert to fraction form
    3,431.34/4,735.26 = 1,859.45/x
  3. Step 3: Cross multiply
    3,431.34x = 4,735.26 × 1,859.45
  4. Step 4: Simplify right side
    3,431.34x = 8,804,955.53
  5. Step 5: Solve for x
    x = 8,804,955.53/3,431.34
  6. Step 6: Final answer
    x = 2,566.04

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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.