Home / 7,047.48-10,568.11-2,116.18

Finding the Fourth Proportional to 7,047.48, 10,568.11 and 2,116.18

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Solution

The fourth proportional to 7,047.48, 10,568.11 and 2,116.18 is: 3,173.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.48 : 10,568.11 = 2,116.18 : x
  2. Step 2: Convert to fraction form
    7,047.48/10,568.11 = 2,116.18/x
  3. Step 3: Cross multiply
    7,047.48x = 10,568.11 × 2,116.18
  4. Step 4: Simplify right side
    7,047.48x = 22,364,023.02
  5. Step 5: Solve for x
    x = 22,364,023.02/7,047.48
  6. Step 6: Final answer
    x = 3,173.34

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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.