Home / 7,459.12-11,187.44-2,263.76

Finding the Fourth Proportional to 7,459.12, 11,187.44 and 2,263.76

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Solution

The fourth proportional to 7,459.12, 11,187.44 and 2,263.76 is: 3,395.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.12 : 11,187.44 = 2,263.76 : x
  2. Step 2: Convert to fraction form
    7,459.12/11,187.44 = 2,263.76/x
  3. Step 3: Cross multiply
    7,459.12x = 11,187.44 × 2,263.76
  4. Step 4: Simplify right side
    7,459.12x = 25,325,679.17
  5. Step 5: Solve for x
    x = 25,325,679.17/7,459.12
  6. Step 6: Final answer
    x = 3,395.26

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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.