Home / 5,409.46-8,113.56-1,514.17

Finding the Fourth Proportional to 5,409.46, 8,113.56 and 1,514.17

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Solution

The fourth proportional to 5,409.46, 8,113.56 and 1,514.17 is: 2,271.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,409.46 : 8,113.56 = 1,514.17 : x
  2. Step 2: Convert to fraction form
    5,409.46/8,113.56 = 1,514.17/x
  3. Step 3: Cross multiply
    5,409.46x = 8,113.56 × 1,514.17
  4. Step 4: Simplify right side
    5,409.46x = 12,285,309.15
  5. Step 5: Solve for x
    x = 12,285,309.15/5,409.46
  6. Step 6: Final answer
    x = 2,271.08

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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.