Home / 7,056.76-10,584.72-2,126.28

Finding the Fourth Proportional to 7,056.76, 10,584.72 and 2,126.28

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Solution

The fourth proportional to 7,056.76, 10,584.72 and 2,126.28 is: 3,189.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.76 : 10,584.72 = 2,126.28 : x
  2. Step 2: Convert to fraction form
    7,056.76/10,584.72 = 2,126.28/x
  3. Step 3: Cross multiply
    7,056.76x = 10,584.72 × 2,126.28
  4. Step 4: Simplify right side
    7,056.76x = 22,506,078.44
  5. Step 5: Solve for x
    x = 22,506,078.44/7,056.76
  6. Step 6: Final answer
    x = 3,189.29

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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.