Home / 5,325.99-7,990.61-3,133.32

Finding the Fourth Proportional to 5,325.99, 7,990.61 and 3,133.32

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Solution

The fourth proportional to 5,325.99, 7,990.61 and 3,133.32 is: 4,700.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.99 : 7,990.61 = 3,133.32 : x
  2. Step 2: Convert to fraction form
    5,325.99/7,990.61 = 3,133.32/x
  3. Step 3: Cross multiply
    5,325.99x = 7,990.61 × 3,133.32
  4. Step 4: Simplify right side
    5,325.99x = 25,037,122.46
  5. Step 5: Solve for x
    x = 25,037,122.46/5,325.99
  6. Step 6: Final answer
    x = 4,700.93

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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.