Home / 5,280.84-7,923.54-2,509.46

Finding the Fourth Proportional to 5,280.84, 7,923.54 and 2,509.46

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Solution

The fourth proportional to 5,280.84, 7,923.54 and 2,509.46 is: 3,765.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280.84 : 7,923.54 = 2,509.46 : x
  2. Step 2: Convert to fraction form
    5,280.84/7,923.54 = 2,509.46/x
  3. Step 3: Cross multiply
    5,280.84x = 7,923.54 × 2,509.46
  4. Step 4: Simplify right side
    5,280.84x = 19,883,806.69
  5. Step 5: Solve for x
    x = 19,883,806.69/5,280.84
  6. Step 6: Final answer
    x = 3,765.27

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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.