Home / 5,325.48-7,347.42-3,228.84

Finding the Fourth Proportional to 5,325.48, 7,347.42 and 3,228.84

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Solution

The fourth proportional to 5,325.48, 7,347.42 and 3,228.84 is: 4,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,325.48 : 7,347.42 = 3,228.84 : x
  2. Step 2: Convert to fraction form
    5,325.48/7,347.42 = 3,228.84/x
  3. Step 3: Cross multiply
    5,325.48x = 7,347.42 × 3,228.84
  4. Step 4: Simplify right side
    5,325.48x = 23,723,643.59
  5. Step 5: Solve for x
    x = 23,723,643.59/5,325.48
  6. Step 6: Final answer
    x = 4,454.74

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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.