Home / 5,326.18-7,990.73-4,745.19

Finding the Fourth Proportional to 5,326.18, 7,990.73 and 4,745.19

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Solution

The fourth proportional to 5,326.18, 7,990.73 and 4,745.19 is: 7,119.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,326.18 : 7,990.73 = 4,745.19 : x
  2. Step 2: Convert to fraction form
    5,326.18/7,990.73 = 4,745.19/x
  3. Step 3: Cross multiply
    5,326.18x = 7,990.73 × 4,745.19
  4. Step 4: Simplify right side
    5,326.18x = 37,917,582.81
  5. Step 5: Solve for x
    x = 37,917,582.81/5,326.18
  6. Step 6: Final answer
    x = 7,119.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.