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Finding the Fourth Proportional to 5,352.90, 8,026.47 and 1,653.54

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Solution

The fourth proportional to 5,352.90, 8,026.47 and 1,653.54 is: 2,479.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352.90 : 8,026.47 = 1,653.54 : x
  2. Step 2: Convert to fraction form
    5,352.90/8,026.47 = 1,653.54/x
  3. Step 3: Cross multiply
    5,352.90x = 8,026.47 × 1,653.54
  4. Step 4: Simplify right side
    5,352.90x = 13,272,089.20
  5. Step 5: Solve for x
    x = 13,272,089.20/5,352.90
  6. Step 6: Final answer
    x = 2,479.42

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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.