Home / 5,347.70-8,020.73-1,451.18

Finding the Fourth Proportional to 5,347.70, 8,020.73 and 1,451.18

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Solution

The fourth proportional to 5,347.70, 8,020.73 and 1,451.18 is: 2,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.70 : 8,020.73 = 1,451.18 : x
  2. Step 2: Convert to fraction form
    5,347.70/8,020.73 = 1,451.18/x
  3. Step 3: Cross multiply
    5,347.70x = 8,020.73 × 1,451.18
  4. Step 4: Simplify right side
    5,347.70x = 11,639,522.96
  5. Step 5: Solve for x
    x = 11,639,522.96/5,347.70
  6. Step 6: Final answer
    x = 2,176.55

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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.