Home / 5,810.06-8,020.34-3,924.20

Finding the Fourth Proportional to 5,810.06, 8,020.34 and 3,924.20

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Solution

The fourth proportional to 5,810.06, 8,020.34 and 3,924.20 is: 5,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.06 : 8,020.34 = 3,924.20 : x
  2. Step 2: Convert to fraction form
    5,810.06/8,020.34 = 3,924.20/x
  3. Step 3: Cross multiply
    5,810.06x = 8,020.34 × 3,924.20
  4. Step 4: Simplify right side
    5,810.06x = 31,473,418.23
  5. Step 5: Solve for x
    x = 31,473,418.23/5,810.06
  6. Step 6: Final answer
    x = 5,417.06

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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.