Home / 5,407.46-8,109.95-1,512.26

Finding the Fourth Proportional to 5,407.46, 8,109.95 and 1,512.26

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Solution

The fourth proportional to 5,407.46, 8,109.95 and 1,512.26 is: 2,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.46 : 8,109.95 = 1,512.26 : x
  2. Step 2: Convert to fraction form
    5,407.46/8,109.95 = 1,512.26/x
  3. Step 3: Cross multiply
    5,407.46x = 8,109.95 × 1,512.26
  4. Step 4: Simplify right side
    5,407.46x = 12,264,352.99
  5. Step 5: Solve for x
    x = 12,264,352.99/5,407.46
  6. Step 6: Final answer
    x = 2,268.04

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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.