Home / 5,681.16-8,522.82-1,784.52

Finding the Fourth Proportional to 5,681.16, 8,522.82 and 1,784.52

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Solution

The fourth proportional to 5,681.16, 8,522.82 and 1,784.52 is: 2,677.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,681.16 : 8,522.82 = 1,784.52 : x
  2. Step 2: Convert to fraction form
    5,681.16/8,522.82 = 1,784.52/x
  3. Step 3: Cross multiply
    5,681.16x = 8,522.82 × 1,784.52
  4. Step 4: Simplify right side
    5,681.16x = 15,209,142.75
  5. Step 5: Solve for x
    x = 15,209,142.75/5,681.16
  6. Step 6: Final answer
    x = 2,677.12

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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.