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Finding the Fourth Proportional to 5,343.98, 8,016.73 and 1,646.51

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Solution

The fourth proportional to 5,343.98, 8,016.73 and 1,646.51 is: 2,470.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.98 : 8,016.73 = 1,646.51 : x
  2. Step 2: Convert to fraction form
    5,343.98/8,016.73 = 1,646.51/x
  3. Step 3: Cross multiply
    5,343.98x = 8,016.73 × 1,646.51
  4. Step 4: Simplify right side
    5,343.98x = 13,199,626.11
  5. Step 5: Solve for x
    x = 13,199,626.11/5,343.98
  6. Step 6: Final answer
    x = 2,470.00

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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.