Home / 5,681.10-8,522.15-1,983.27

Finding the Fourth Proportional to 5,681.10, 8,522.15 and 1,983.27

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Solution

The fourth proportional to 5,681.10, 8,522.15 and 1,983.27 is: 2,975.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.10 : 8,522.15 = 1,983.27 : x
  2. Step 2: Convert to fraction form
    5,681.10/8,522.15 = 1,983.27/x
  3. Step 3: Cross multiply
    5,681.10x = 8,522.15 × 1,983.27
  4. Step 4: Simplify right side
    5,681.10x = 16,901,714.51
  5. Step 5: Solve for x
    x = 16,901,714.51/5,681.10
  6. Step 6: Final answer
    x = 2,975.08

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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.