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Finding the Fourth Proportional to 3,567.61, 5,354.04 and 1,693.51

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Solution

The fourth proportional to 3,567.61, 5,354.04 and 1,693.51 is: 2,541.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,567.61 : 5,354.04 = 1,693.51 : x
  2. Step 2: Convert to fraction form
    3,567.61/5,354.04 = 1,693.51/x
  3. Step 3: Cross multiply
    3,567.61x = 5,354.04 × 1,693.51
  4. Step 4: Simplify right side
    3,567.61x = 9,067,113.25
  5. Step 5: Solve for x
    x = 9,067,113.25/3,567.61
  6. Step 6: Final answer
    x = 2,541.51

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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.