Home / 5,810.16-8,013.97-3,820.08

Finding the Fourth Proportional to 5,810.16, 8,013.97 and 3,820.08

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Solution

The fourth proportional to 5,810.16, 8,013.97 and 3,820.08 is: 5,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,810.16 : 8,013.97 = 3,820.08 : x
  2. Step 2: Convert to fraction form
    5,810.16/8,013.97 = 3,820.08/x
  3. Step 3: Cross multiply
    5,810.16x = 8,013.97 × 3,820.08
  4. Step 4: Simplify right side
    5,810.16x = 30,613,987.42
  5. Step 5: Solve for x
    x = 30,613,987.42/5,810.16
  6. Step 6: Final answer
    x = 5,269.04

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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.