Home / 7,989.84-11,025.42-4,587.24

Finding the Fourth Proportional to 7,989.84, 11,025.42 and 4,587.24

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Solution

The fourth proportional to 7,989.84, 11,025.42 and 4,587.24 is: 6,330.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,989.84 : 11,025.42 = 4,587.24 : x
  2. Step 2: Convert to fraction form
    7,989.84/11,025.42 = 4,587.24/x
  3. Step 3: Cross multiply
    7,989.84x = 11,025.42 × 4,587.24
  4. Step 4: Simplify right side
    7,989.84x = 50,576,247.64
  5. Step 5: Solve for x
    x = 50,576,247.64/7,989.84
  6. Step 6: Final answer
    x = 6,330.07

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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.