Home / 5,504.90-7,586.28-5,403.69

Finding the Fourth Proportional to 5,504.90, 7,586.28 and 5,403.69

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Solution

The fourth proportional to 5,504.90, 7,586.28 and 5,403.69 is: 7,446.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,504.90 : 7,586.28 = 5,403.69 : x
  2. Step 2: Convert to fraction form
    5,504.90/7,586.28 = 5,403.69/x
  3. Step 3: Cross multiply
    5,504.90x = 7,586.28 × 5,403.69
  4. Step 4: Simplify right side
    5,504.90x = 40,993,905.37
  5. Step 5: Solve for x
    x = 40,993,905.37/5,504.90
  6. Step 6: Final answer
    x = 7,446.81

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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.