Home / 7,610.45-11,360.55-6,577.08

Finding the Fourth Proportional to 7,610.45, 11,360.55 and 6,577.08

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Solution

The fourth proportional to 7,610.45, 11,360.55 and 6,577.08 is: 9,817.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,610.45 : 11,360.55 = 6,577.08 : x
  2. Step 2: Convert to fraction form
    7,610.45/11,360.55 = 6,577.08/x
  3. Step 3: Cross multiply
    7,610.45x = 11,360.55 × 6,577.08
  4. Step 4: Simplify right side
    7,610.45x = 74,719,246.19
  5. Step 5: Solve for x
    x = 74,719,246.19/7,610.45
  6. Step 6: Final answer
    x = 9,817.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.