Home / 5,343.09-8,014.74-1,645.35

Finding the Fourth Proportional to 5,343.09, 8,014.74 and 1,645.35

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Solution

The fourth proportional to 5,343.09, 8,014.74 and 1,645.35 is: 2,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.09 : 8,014.74 = 1,645.35 : x
  2. Step 2: Convert to fraction form
    5,343.09/8,014.74 = 1,645.35/x
  3. Step 3: Cross multiply
    5,343.09x = 8,014.74 × 1,645.35
  4. Step 4: Simplify right side
    5,343.09x = 13,187,052.46
  5. Step 5: Solve for x
    x = 13,187,052.46/5,343.09
  6. Step 6: Final answer
    x = 2,468.06

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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.