Home / 7,604.03-11,378.30-4,485.53

Finding the Fourth Proportional to 7,604.03, 11,378.30 and 4,485.53

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Solution

The fourth proportional to 7,604.03, 11,378.30 and 4,485.53 is: 6,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.03 : 11,378.30 = 4,485.53 : x
  2. Step 2: Convert to fraction form
    7,604.03/11,378.30 = 4,485.53/x
  3. Step 3: Cross multiply
    7,604.03x = 11,378.30 × 4,485.53
  4. Step 4: Simplify right side
    7,604.03x = 51,037,712.02
  5. Step 5: Solve for x
    x = 51,037,712.02/7,604.03
  6. Step 6: Final answer
    x = 6,711.93

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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.