Home / 7,056.38-10,585.57-2,126.40

Finding the Fourth Proportional to 7,056.38, 10,585.57 and 2,126.40

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Solution

The fourth proportional to 7,056.38, 10,585.57 and 2,126.40 is: 3,189.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,056.38 : 10,585.57 = 2,126.40 : x
  2. Step 2: Convert to fraction form
    7,056.38/10,585.57 = 2,126.40/x
  3. Step 3: Cross multiply
    7,056.38x = 10,585.57 × 2,126.40
  4. Step 4: Simplify right side
    7,056.38x = 22,509,183.54
  5. Step 5: Solve for x
    x = 22,509,183.54/7,056.38
  6. Step 6: Final answer
    x = 3,189.91

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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.