Home / 5,347.20-8,019.98-1,450.68

Finding the Fourth Proportional to 5,347.20, 8,019.98 and 1,450.68

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Solution

The fourth proportional to 5,347.20, 8,019.98 and 1,450.68 is: 2,175.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.20 : 8,019.98 = 1,450.68 : x
  2. Step 2: Convert to fraction form
    5,347.20/8,019.98 = 1,450.68/x
  3. Step 3: Cross multiply
    5,347.20x = 8,019.98 × 1,450.68
  4. Step 4: Simplify right side
    5,347.20x = 11,634,424.59
  5. Step 5: Solve for x
    x = 11,634,424.59/5,347.20
  6. Step 6: Final answer
    x = 2,175.80

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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.