Home / 5,653.43-8,480.87-2,095.07

Finding the Fourth Proportional to 5,653.43, 8,480.87 and 2,095.07

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Solution

The fourth proportional to 5,653.43, 8,480.87 and 2,095.07 is: 3,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.43 : 8,480.87 = 2,095.07 : x
  2. Step 2: Convert to fraction form
    5,653.43/8,480.87 = 2,095.07/x
  3. Step 3: Cross multiply
    5,653.43x = 8,480.87 × 2,095.07
  4. Step 4: Simplify right side
    5,653.43x = 17,767,971.29
  5. Step 5: Solve for x
    x = 17,767,971.29/5,653.43
  6. Step 6: Final answer
    x = 3,142.87

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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.