Home / 7,529.55-11,292.30-3,146.10

Finding the Fourth Proportional to 7,529.55, 11,292.30 and 3,146.10

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Solution

The fourth proportional to 7,529.55, 11,292.30 and 3,146.10 is: 4,718.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.55 : 11,292.30 = 3,146.10 : x
  2. Step 2: Convert to fraction form
    7,529.55/11,292.30 = 3,146.10/x
  3. Step 3: Cross multiply
    7,529.55x = 11,292.30 × 3,146.10
  4. Step 4: Simplify right side
    7,529.55x = 35,526,705.03
  5. Step 5: Solve for x
    x = 35,526,705.03/7,529.55
  6. Step 6: Final answer
    x = 4,718.30

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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.