Home / 5,355.76-8,033.33-1,407.01

Finding the Fourth Proportional to 5,355.76, 8,033.33 and 1,407.01

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Solution

The fourth proportional to 5,355.76, 8,033.33 and 1,407.01 is: 2,110.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.76 : 8,033.33 = 1,407.01 : x
  2. Step 2: Convert to fraction form
    5,355.76/8,033.33 = 1,407.01/x
  3. Step 3: Cross multiply
    5,355.76x = 8,033.33 × 1,407.01
  4. Step 4: Simplify right side
    5,355.76x = 11,302,928.44
  5. Step 5: Solve for x
    x = 11,302,928.44/5,355.76
  6. Step 6: Final answer
    x = 2,110.43

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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.