Home / 7,601.85-11,402.64-6,355.26

Finding the Fourth Proportional to 7,601.85, 11,402.64 and 6,355.26

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Solution

The fourth proportional to 7,601.85, 11,402.64 and 6,355.26 is: 9,532.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,601.85 : 11,402.64 = 6,355.26 : x
  2. Step 2: Convert to fraction form
    7,601.85/11,402.64 = 6,355.26/x
  3. Step 3: Cross multiply
    7,601.85x = 11,402.64 × 6,355.26
  4. Step 4: Simplify right side
    7,601.85x = 72,466,741.89
  5. Step 5: Solve for x
    x = 72,466,741.89/7,601.85
  6. Step 6: Final answer
    x = 9,532.78

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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.