Home / 5,347.31-8,020.16-1,883.75

Finding the Fourth Proportional to 5,347.31, 8,020.16 and 1,883.75

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Solution

The fourth proportional to 5,347.31, 8,020.16 and 1,883.75 is: 2,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347.31 : 8,020.16 = 1,883.75 : x
  2. Step 2: Convert to fraction form
    5,347.31/8,020.16 = 1,883.75/x
  3. Step 3: Cross multiply
    5,347.31x = 8,020.16 × 1,883.75
  4. Step 4: Simplify right side
    5,347.31x = 15,107,966.98
  5. Step 5: Solve for x
    x = 15,107,966.98/5,347.31
  6. Step 6: Final answer
    x = 2,825.34

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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.