Home / 3,432.59-4,736.98-1,860.68

Finding the Fourth Proportional to 3,432.59, 4,736.98 and 1,860.68

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Solution

The fourth proportional to 3,432.59, 4,736.98 and 1,860.68 is: 2,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.59 : 4,736.98 = 1,860.68 : x
  2. Step 2: Convert to fraction form
    3,432.59/4,736.98 = 1,860.68/x
  3. Step 3: Cross multiply
    3,432.59x = 4,736.98 × 1,860.68
  4. Step 4: Simplify right side
    3,432.59x = 8,813,998.29
  5. Step 5: Solve for x
    x = 8,813,998.29/3,432.59
  6. Step 6: Final answer
    x = 2,567.74

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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.