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Finding the Fourth Proportional to 6,648.96, 9,973.41 and 1,718.19

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Solution

The fourth proportional to 6,648.96, 9,973.41 and 1,718.19 is: 2,577.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648.96 : 9,973.41 = 1,718.19 : x
  2. Step 2: Convert to fraction form
    6,648.96/9,973.41 = 1,718.19/x
  3. Step 3: Cross multiply
    6,648.96x = 9,973.41 × 1,718.19
  4. Step 4: Simplify right side
    6,648.96x = 17,136,213.33
  5. Step 5: Solve for x
    x = 17,136,213.33/6,648.96
  6. Step 6: Final answer
    x = 2,577.28

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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.