Home / 7,690.01-11,534.54-3,009.15

Finding the Fourth Proportional to 7,690.01, 11,534.54 and 3,009.15

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Solution

The fourth proportional to 7,690.01, 11,534.54 and 3,009.15 is: 4,513.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,690.01 : 11,534.54 = 3,009.15 : x
  2. Step 2: Convert to fraction form
    7,690.01/11,534.54 = 3,009.15/x
  3. Step 3: Cross multiply
    7,690.01x = 11,534.54 × 3,009.15
  4. Step 4: Simplify right side
    7,690.01x = 34,709,146.00
  5. Step 5: Solve for x
    x = 34,709,146.00/7,690.01
  6. Step 6: Final answer
    x = 4,513.54

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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.