Home / 5,810.15-8,017.92-3,157.54

Finding the Fourth Proportional to 5,810.15, 8,017.92 and 3,157.54

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Solution

The fourth proportional to 5,810.15, 8,017.92 and 3,157.54 is: 4,357.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.15 : 8,017.92 = 3,157.54 : x
  2. Step 2: Convert to fraction form
    5,810.15/8,017.92 = 3,157.54/x
  3. Step 3: Cross multiply
    5,810.15x = 8,017.92 × 3,157.54
  4. Step 4: Simplify right side
    5,810.15x = 25,316,883.07
  5. Step 5: Solve for x
    x = 25,316,883.07/5,810.15
  6. Step 6: Final answer
    x = 4,357.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.