Home / 5,810.29-8,017.89-3,157.69

Finding the Fourth Proportional to 5,810.29, 8,017.89 and 3,157.69

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Solution

The fourth proportional to 5,810.29, 8,017.89 and 3,157.69 is: 4,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.29 : 8,017.89 = 3,157.69 : x
  2. Step 2: Convert to fraction form
    5,810.29/8,017.89 = 3,157.69/x
  3. Step 3: Cross multiply
    5,810.29x = 8,017.89 × 3,157.69
  4. Step 4: Simplify right side
    5,810.29x = 25,318,011.07
  5. Step 5: Solve for x
    x = 25,318,011.07/5,810.29
  6. Step 6: Final answer
    x = 4,357.45

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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.