Home / 5,355.80-8,033.70-1,460.20

Finding the Fourth Proportional to 5,355.80, 8,033.70 and 1,460.20

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Solution

The fourth proportional to 5,355.80, 8,033.70 and 1,460.20 is: 2,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,355.80 : 8,033.70 = 1,460.20 : x
  2. Step 2: Convert to fraction form
    5,355.80/8,033.70 = 1,460.20/x
  3. Step 3: Cross multiply
    5,355.80x = 8,033.70 × 1,460.20
  4. Step 4: Simplify right side
    5,355.80x = 11,730,808.74
  5. Step 5: Solve for x
    x = 11,730,808.74/5,355.80
  6. Step 6: Final answer
    x = 2,190.30

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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.