Home / 3,432.19-4,736.42-1,860.29

Finding the Fourth Proportional to 3,432.19, 4,736.42 and 1,860.29

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Solution

The fourth proportional to 3,432.19, 4,736.42 and 1,860.29 is: 2,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.19 : 4,736.42 = 1,860.29 : x
  2. Step 2: Convert to fraction form
    3,432.19/4,736.42 = 1,860.29/x
  3. Step 3: Cross multiply
    3,432.19x = 4,736.42 × 1,860.29
  4. Step 4: Simplify right side
    3,432.19x = 8,811,114.76
  5. Step 5: Solve for x
    x = 8,811,114.76/3,432.19
  6. Step 6: Final answer
    x = 2,567.20

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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.