Home / 5,808.51-8,013.33-3,816.45

Finding the Fourth Proportional to 5,808.51, 8,013.33 and 3,816.45

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Solution

The fourth proportional to 5,808.51, 8,013.33 and 3,816.45 is: 5,265.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,808.51 : 8,013.33 = 3,816.45 : x
  2. Step 2: Convert to fraction form
    5,808.51/8,013.33 = 3,816.45/x
  3. Step 3: Cross multiply
    5,808.51x = 8,013.33 × 3,816.45
  4. Step 4: Simplify right side
    5,808.51x = 30,582,473.28
  5. Step 5: Solve for x
    x = 30,582,473.28/5,808.51
  6. Step 6: Final answer
    x = 5,265.12

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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.