Home / 5,347.18-8,020.77-1,452.16

Finding the Fourth Proportional to 5,347.18, 8,020.77 and 1,452.16

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Solution

The fourth proportional to 5,347.18, 8,020.77 and 1,452.16 is: 2,178.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.18 : 8,020.77 = 1,452.16 : x
  2. Step 2: Convert to fraction form
    5,347.18/8,020.77 = 1,452.16/x
  3. Step 3: Cross multiply
    5,347.18x = 8,020.77 × 1,452.16
  4. Step 4: Simplify right side
    5,347.18x = 11,647,441.36
  5. Step 5: Solve for x
    x = 11,647,441.36/5,347.18
  6. Step 6: Final answer
    x = 2,178.24

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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.