Home / 12,370.68-18,555.75-3,010.74

Finding the Fourth Proportional to 12,370.68, 18,555.75 and 3,010.74

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Solution

The fourth proportional to 12,370.68, 18,555.75 and 3,010.74 is: 4,516.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.68 : 18,555.75 = 3,010.74 : x
  2. Step 2: Convert to fraction form
    12,370.68/18,555.75 = 3,010.74/x
  3. Step 3: Cross multiply
    12,370.68x = 18,555.75 × 3,010.74
  4. Step 4: Simplify right side
    12,370.68x = 55,866,538.76
  5. Step 5: Solve for x
    x = 55,866,538.76/12,370.68
  6. Step 6: Final answer
    x = 4,516.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.