Home / 8,742.01-13,113.33-2,168.23

Finding the Fourth Proportional to 8,742.01, 13,113.33 and 2,168.23

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Solution

The fourth proportional to 8,742.01, 13,113.33 and 2,168.23 is: 3,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742.01 : 13,113.33 = 2,168.23 : x
  2. Step 2: Convert to fraction form
    8,742.01/13,113.33 = 2,168.23/x
  3. Step 3: Cross multiply
    8,742.01x = 13,113.33 × 2,168.23
  4. Step 4: Simplify right side
    8,742.01x = 28,432,715.51
  5. Step 5: Solve for x
    x = 28,432,715.51/8,742.01
  6. Step 6: Final answer
    x = 3,252.42

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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.