Home / 2,089.26-2,884.68-1,568.16

Finding the Fourth Proportional to 2,089.26, 2,884.68 and 1,568.16

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Solution

The fourth proportional to 2,089.26, 2,884.68 and 1,568.16 is: 2,165.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.26 : 2,884.68 = 1,568.16 : x
  2. Step 2: Convert to fraction form
    2,089.26/2,884.68 = 1,568.16/x
  3. Step 3: Cross multiply
    2,089.26x = 2,884.68 × 1,568.16
  4. Step 4: Simplify right side
    2,089.26x = 4,523,639.79
  5. Step 5: Solve for x
    x = 4,523,639.79/2,089.26
  6. Step 6: Final answer
    x = 2,165.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.